Latest / Morning Medical with Dr. Chow / Exercise Snacking, Patient Autonomy, and Yoga for Cancer Survivors

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Exercise Snacking, Patient Autonomy, and Yoga for Cancer Survivors · Morning Medical with Dr. Chow

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Welcome to another episode of Morning Medical with Dr.
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Chow, where we bring you the latest in medical and health news from around the world.
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I'm Dr.
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Chi-Ming Chow, your host, coming to you from Toronto, Ontario, Canada.
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Today, we're diving into the fascinating world of exercise snacking and how these short bursts
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of physical activity can have a significant impact on your health.
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A recent study from the National Institute of Health has shed light on the surprisingly big
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health benefits of what they call "exercise snacks." These are short bursts of vigorous
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physical activity that can last as little as 20 seconds, and they can be incorporated into your
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day multiple times.
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The study suggests that even if you can't find time for a traditional 30-minute workout, these
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brief moments of exertion are much better than doing nothing at all.
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Dr.
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Eric Eisemon, an orthopedic surgeon at Kaiser Permanente East Bay, explains that exercise
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snacking is simpler than many might think.
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It involves periods of vigorous activity lasting from 20 seconds to 10 minutes, where
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you push yourself to the point that holding a conversation becomes challenging.
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Examples might include skipping the elevator for the stairs, engaging in a brisk walk, doing
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push-ups, running in place, or even dancing.
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The benefits of these micro-workouts are substantial.
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Dr.
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Eisemon suggests doing them at least three times a day, though seven to eight times a day
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is ideal.
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Not only can exercise snacking reduce risks of heart attacks, cancer, and other diseases by 30
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to 40 percent, but it can also enhance mental focus and brain function.
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For instance, studies involving high school students found that 90-second bursts of
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activity, three times a day, improved the functioning of the frontal cortex, which
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regulates emotional wellbeing and focus.
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Beyond the physical benefits, exercise snacking can serve as an excellent gateway for those who
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find it challenging to start a fitness routine.
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Dr.
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Eisemon notes that the biggest barrier for many people is just getting started, and these
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short, manageable bursts can be a great way to ease into regular activity.
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They can also be particularly beneficial during the post-lunch afternoon slump, helping to
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boost energy and focus for the rest of the day.
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Of course, while these short bursts of activity can greatly benefit overall health, they might
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not replace longer workouts for those with specific fitness goals, like marathon training.
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However, for general health, the consensus is clear: even a little exercise can go a long
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way.
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So, why not try incorporating a few exercise snacks into your day and see how it makes you
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feel?
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Today, we're exploring a topic that has sparked intense debate in the medical community: the
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balance between medical paternalism and patient autonomy, especially when it comes to assessing
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the risks of medication.
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Anthony LoSasso, a PhD and health economist, shares insights into this complex issue, which
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is becoming increasingly relevant in our modern age.
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The discussion centers around peptides, which have moved from niche bodybuilding forums into
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mainstream conversation.
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These substances are often promoted by telehealth clinics for purposes like weight
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loss and recovery, frequently beyond any Food and Drug Administration-approved indications.
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Even high-profile figures, such as Health and Human Services Secretary Robert F.
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Kennedy Jr., have publicly discussed their use.
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This widespread interest raises an important question: who should decide what risks
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competent adults may take with their own bodies?
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Historically, the regulatory systems of the 20th century relied heavily on centralized
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expert judgment to protect public health.
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But as we progress into the 21st century, people have greater access to information and a
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stronger desire for autonomy.
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This shift challenges the traditional model where credentialed authorities held significant
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sway over medical decisions.
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At the heart of this debate is a philosophical divide.
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On one side, there's the protective view, which argues that ordinary people cannot reliably
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evaluate biomedical risks and that expert oversight is necessary to prevent poor
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decisions.
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On the other side, the autonomy view asserts that adults should have the freedom to make
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their own choices, especially when evidence is incomplete and experts themselves disagree.
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Both perspectives have merit, and the question remains: which should prevail by default?
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While scientific judgment is crucial, it's important to acknowledge that regulators aren't
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infallible.
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Medical history has shown us that regulatory bodies can err in both directions.
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For example, the Food and Drug Administration's cautious approach has protected the public from
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dangerous therapies like thalidomide, but excessive caution has also delayed access to
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life-saving treatments, such as beta-blockers for cardiovascular diseases.
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Regulatory incentives often lean towards avoiding visible harms, like the approval of a
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dangerous drug, rather than addressing the unseen costs of delaying beneficial therapies.
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This asymmetry can skew decision-making processes and highlights the complexity of the
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issue.
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Interestingly, society already allows adults to engage in activities with well-established
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health risks, such as alcohol consumption and tobacco use, without outright prohibition.
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We prosecute fraud and impose safety standards but ultimately permit individuals to make
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informed choices.
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So why should emerging biomedical therapies be treated differently?
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Modern medicine already accommodates a degree of decentralized experimentation.
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Physicians often prescribe medications off-label, and patients regularly weigh the
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risks and benefits of treatments.
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This iterative learning process is fundamental to medical advancement.
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The crucial question isn't whether we can eliminate risk, but rather who gets to make
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decisions in the presence of risk.
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For decades, government agencies and medical professionals have been the primary
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authorities.
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However, with the public's increasing access to information and preference for personal
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autonomy, this model is under strain.
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Critics may argue that this shift is reckless or anti-science, but it's neither.
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It's a call for humility from experts and a recognition that when evidence is incomplete,
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specialists disagree, and individuals bear the consequences, the case for overriding personal
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judgment must be convincingly made rather than assumed.
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This isn't a rejection of expertise, but a demand for a more balanced approach in
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decision-making.
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In a recent study conducted by the University of Maryland School of Medicine, researchers
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have uncovered that just five minutes of in-person prayer can significantly alleviate
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pain and anxiety among adult patients.
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This randomized controlled trial compared the effects of direct prayer to listening to music,
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finding that prayer offered greater and more lasting relief for these symptoms.
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The study involved 180 adult patients recruited from a family medicine waiting room, all of
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whom had previously reported moderate to severe pain, anxiety, or both.
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After their standard medical appointments, participants were randomly assigned to either a
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prayer group or a music group.
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In the prayer group, participants received five minutes of in-person Christian prayer from a
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trained volunteer, while the music group spent the same amount of time listening to music.
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The researchers tracked changes in the participants' self-reported pain and anxiety
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levels immediately after the session, as well as at two weeks and six weeks afterwards.
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Remarkably, those in the prayer group reported substantially greater relief compared to their
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counterparts in the music group.
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Dr.
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Katherine Jacobson, an assistant professor of family and community medicine at the University
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of Maryland School of Medicine, highlighted the positive reception of the prayer intervention.
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She noted that 97 percent of participants were neutral or supportive of having prayer
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available as part of their medical visits.
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Interestingly, the study found that the benefits of prayer were not influenced by
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religious affiliation, religious intensity, or expectancy of healing.
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This suggests that the positive effects of prayer extend across a diverse range of
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patients, including those who do not identify as Christian or who did not expect the prayer
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to help them.
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For pain reduction, the individuals who received in-person prayer experienced greater
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drops in pain intensity immediately after the session, with these benefits persisting during
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the two-week follow-up.
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As for anxiety reduction, the effects were even more enduring, with significant reductions
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reported immediately after the session and sustained through both the two-week and
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six-week checkpoints.
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While the study's findings are promising, the researchers acknowledge certain limitations.
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For instance, the study could not definitively prove that prayer itself caused the
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improvements.
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Additionally, the prayer group experienced human contact, such as eye contact and the
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gentle laying of hands, which is known to reduce pain and was absent in the music group.
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Future studies may need to address these factors by including a control group that
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receives interpersonal contact but no prayer.
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The researchers propose that proximal intercessory prayer could serve as a low-cost,
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non-pharmacologic complement to standard medical care.
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Rather than replacing traditional treatments, this brief, faith-based intervention could be
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integrated into primary care settings to help manage pain and anxiety, offering a holistic
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approach to patient care.
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Neighborhood trauma isn't a matter of personal failure; rather, it's a complex result of
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policy decisions, poverty, and systemic neglect.
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Children growing up in environments plagued by chronic violence often learn survival skills
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before they even have the vocabulary to express their pain or the sense of safety and trust
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that many take for granted.
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Healing-centered care must go beyond merely reducing symptoms; it must aim to restore
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identity, culture, agency, and community.
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Growing up in certain areas, like parts of Fresno referred to as the hood or the barrio,
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people don't need clinical terminology to understand trauma.
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In these communities, pain isn't hidden; it's visible in everyday life, on the streets, in
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schools, and at funerals.
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Children in these neighborhoods adapt to violence as if it's a normal part of life,
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learning to navigate danger as one would the weather.
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They become alert before they become educated, learning who to avoid, which streets to stay
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away from, and how to read a room before they even understand fear.
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The tragic stories of friends and family members, like my best friend David Vara who was
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shot and killed, and my youngest brother Sammy who was murdered at sixteen, illustrate the
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deep-seated issues in these communities.
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These are not just anecdotes for sympathy but stark reminders of the real wounds that are
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often overlooked when discussing mental health in marginalized communities.
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Society frequently questions the anger and behaviors of young people from these areas
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without addressing the systemic issues that contribute to their circumstances.
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The reality is that systemic issues and historical trauma, such as those connected to
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settler colonialism and redlining, have played significant roles in shaping these communities.
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Policies have historically isolated these neighborhoods from economic opportunities and
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resources, perpetuating cycles of poverty and violence.
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This is where mental health work needs to become more honest and effective by
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acknowledging these systemic roots, rather than just focusing on symptoms.
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Mental health care must be more than just therapy and medication.
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While these are vital, they cannot fully address the ongoing environmental conditions
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that continue to wound individuals.
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A breathing exercise may help someone in the moment, but it cannot replace the need for a
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safe community, stable housing, or a supportive school environment.
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Healing must begin by recognizing the truth of these environments and the systemic factors at
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play.
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Healing is possible, and I've witnessed people continue living and growing after facing
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unimaginable losses.
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However, it requires more than just asking individuals to manage their responses to
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trauma.
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We need to create environments where people can genuinely heal, starting with acknowledging the
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systemic issues that have contributed to their pain.
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It's essential that mental health systems begin with the names and stories of those affected,
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recognizing their dignity and humanity beyond their trauma.
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Today, we're focusing on an innovative initiative that's shaping the future of
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healthcare in rural Manitoba.
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The University of Manitoba's "Rural Week" program offers medical students a unique
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opportunity to experience the challenges and rewards of practicing medicine outside urban
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centers.
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This initiative is crucial in encouraging future doctors to consider careers in rural
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medicine, which is often underrepresented in medical training.
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Dr.
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David Cram, who has been a dedicated "country doc" in Souris, Manitoba, for over forty years,
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is a strong advocate for this program.
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He believes that exposing medical students to rural healthcare early in their education is
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essential.
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Dr.
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Cram and his colleagues are working closely with first-year medical students during Rural
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Week, allowing them to gain hands-on experience in a rural setting.
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This exposure is invaluable, as it helps students understand the nuances and demands of
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rural practice.
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The program, part of the University of Manitoba's medical school curriculum for the
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past twenty-two years, aims to inspire students to consider working in rural Manitoba.
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During Rural Week, students are placed in various health facilities across the province,
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including the Prairie Mountain Health region, which hosts students in fourteen different
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communities.
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This year, Souris is one of those communities, providing an immersive experience for students.
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Madison Chisholm, a medical student from Winnipeg, expressed her excitement about
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learning new skills during her time in Souris.
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She highlighted the resourcefulness of healthcare providers in rural areas, noting
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that they often have to make do with limited resources while still providing excellent care.
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Her experience in Souris has given her a new perspective on rural medicine and the unique
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skill set it requires.
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Lily Giles, another student from Winnipeg, was initially unsure of what to expect but found
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herself impressed by the professionalism and patient rapport displayed by her mentors in
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Souris.
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She recognized that working in a rural setting often means adapting to fewer technological
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resources, yet the quality of care remains high.
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This experience has reinforced her appreciation for the dedication and skill of rural
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healthcare providers.
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Dr.
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Jacob Yuriy, a relatively new physician in Souris, shared his journey into rural medicine.
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Initially supposed to complete his residency in Brandon, a scheduling change led him to Souris,
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where he quickly fell in love with the community and the variety of medical practice
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available.
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His story is a testament to the rewarding nature of rural healthcare and the strong sense
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of community it fosters.
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Dr.
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Kyle Conrad, now a family physician and associate chief medical officer for Prairie
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Mountain Health in Brandon, recalls his own Rural Week experience in Rankin Inlet, Nunavut,
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over fifteen years ago.
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The impact of that experience stayed with him and influenced his decision to work in rural
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medicine.
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He emphasizes the importance of these placements in building connections and
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inspiring future leaders in rural healthcare.
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The "Rural Week" program is a vital step in addressing healthcare disparities in rural
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Manitoba.
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By fostering early interest and providing practical experience, it aims to ensure that
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future doctors are well-prepared to meet the unique challenges of rural practice.
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This initiative not only benefits the students but also strengthens the healthcare system in
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underserved areas, ultimately improving patient care.
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Community members gathered in downtown Toronto on a Saturday afternoon for a rally and concert
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to oppose the provincial government's plan to close all supervised consumption sites in
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Ontario.
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The Ontario government announced earlier in March that it would end funding for at least
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three provincially funded drug consumption sites, including two in Toronto.
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Councillor Chris Moise, representing Toronto Centre, addressed the rally, emphasizing the
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life-saving role that safe consumption sites play.
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Drawing on his more than twenty years of experience in healthcare, particularly in
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mental health and addictions, Moise underscored that these sites do more than save lives; they
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build community.
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He warned that closing these sites would place an increased burden on police, paramedics, and
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hospitals, and lead to more public drug use in places like parks and laneways.
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The Ontario Ministry of Health had informed the Fred Victor Centre and South Riverdale
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Community Health Centre in Toronto that provincial funding for their consumption and
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treatment services sites would cease as of June 13.
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The province aims to transition from harm reduction to an abstinence-based model,
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launching new HART hubs and supportive housing units at a planned cost of 378 million Canadian
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dollars.
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However, three other Toronto sites—run by Street Health, Kensington Market Overdose
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Prevention Site, and Casey House—were not affected by these funding cuts.
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The gathering, dubbed the 'Stay Open, Stay Alive' rally, comes amid rising concerns about
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overdoses and the potential impact of service closures on vulnerable communities.
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According to data collected by the Ontario Drug Policy Research Network, the number of
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suspected drug toxicities treated by emergency medical services in Ontario increased
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significantly, with Toronto paramedics receiving more than double the number of
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non-fatal suspected opioid overdose calls compared to the previous year.
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Advocate Jason Miles, who has personal experience with addiction, shared his story at
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the rally.
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After battling addiction, mental health disorders, and homelessness for over seven
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years, Miles credits safe consumption sites with providing a sense of belonging and saving
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his life multiple times.
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Now two and a half years sober, he's reconnected with his family and works to spread
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awareness about the importance of these sites.
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Registered nurse Keren Elumir, who works at Moss Park Consumption & Treatment Services,
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highlighted the additional benefits of supervised sites, such as reducing disease
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spread and providing much-needed stability to those with chaotic lives.
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She emphasized the stigma surrounding drug use and expressed hope that the rally would
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demonstrate to the community that they are worth fighting for, deserving of care, respect,
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and better living conditions.
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A recent study conducted at Penn State has brought to light the limitations of large
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language models, or LLMs, particularly when used in real-world conditions for medical
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inquiries.
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As more people turn to artificial intelligence for informal medical guidance, the study
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reveals a concerning 76 percent accuracy rate for LLM responses to everyday health questions.
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Even more troubling is the error rate, which topped 20 percent—nearly double that of human
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physicians.
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The study, led by informatics PhD candidate Bonam Mingole and colleagues, involved 34
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participants, including faculty, staff, and students, who engaged in a week-long
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competition to test a crowdsourced approach to LLM prompting.
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They submitted a total of 212 prompts, expressing both real and imagined health
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concerns, to four popular LLMs.
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A group of nine board-certified physicians then evaluated the AI-generated responses for
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accuracy.
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The researchers noted that while LLMs can produce responses that seem satisfactory, their
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reliability as sources of health-related information remains questionable.
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Despite the impressive capability of these models to generate responses, the 76 percent
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accuracy and over 20 percent error rates indicate that they can produce invalid results
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in about one out of every five cases.
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If these errors are acted upon, they could lead to harmful clinical outcomes.
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One significant concern raised by the study is the potential for LLMs to exacerbate healthcare
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disparities.
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The models tended to produce lower quality responses for underrepresented patient
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populations and rare medical conditions, highlighting a need for more equitable data
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collection, model development, and evaluation processes.
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Addressing these disparities is critical to ensure that LLMs serve all communities fairly.
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The study also brings attention to the psychological implications of LLM-generated
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false positives.
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These errors can increase anxiety and health-related preoccupation among users,
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leading to more medical consultations or even avoidance of professional healthcare due to
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fear or mistrust.
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This highlights the importance of considering potential psychological harms when integrating
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LLMs into healthcare applications.
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Furthermore, the study cautions against viewing LLMs as replacements for clinical expertise.
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In areas already facing physician shortages, relying on LLMs might create a false sense of
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sufficiency, diverting focus from the need to increase the supply of healthcare
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professionals.
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The societal implications of allowing LLMs to answer health queries must be approached with
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care and foresight.
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Bonam Mingole emphasizes the importance of the study's participatory research approach, which
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mirrors how the public uses AI in daily life.
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By instructing participants to use LLMs as they normally would, the study provides valuable
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insights into the real-world application of these technologies.
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This understanding is crucial as we evaluate the role of AI in healthcare.
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In today's episode, we're exploring a fascinating study that highlights the
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unexpected benefits of yoga for cancer survivors.
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This recent research, funded by the National Cancer Institute and published in the Journal
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of Clinical Oncology, provides compelling evidence that yoga can significantly alleviate
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some of the most challenging side effects experienced by cancer survivors, such as
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insomnia, fatigue, and mood disturbances.
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The study involved a clinical trial comparing two groups of cancer survivors.
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One group received standard survivorship care, while the other group participated in the Yoga
24:25
for Cancer Survivors program, known as YOCAS.
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This program is a four-week intervention that combines hatha and restorative yoga, focusing
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on slow, gentle movements, breathing exercises, and mindfulness.
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Over the course of the study, participants in the YOCAS group practiced yoga for an average
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of 180 minutes per week, spread across three sessions.
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By the end of the trial, these participants reported significant improvements in mood,
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anxiety, and fatigue compared to those who received only standard care.
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Moreover, the improvements in insomnia appeared to be mediated by changes in overall mood
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disturbance and fatigue.
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Dr.
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Fumiko Chino, a cancer researcher at MD Anderson Cancer Center, emphasized the
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importance of these findings, noting that yoga offers a non-pharmaceutical solution for
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reducing multiple side effects simultaneously.
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This is particularly beneficial for cancer survivors who are often managing numerous
25:30
medications already.
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Timothy Pearman, the director of supportive oncology at the Robert H.
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Lurie Comprehensive Cancer Center, wasn't surprised by the results.
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He pointed out that yoga is widely recognized for its ability to manage cancer-related
25:46
fatigue, mood disturbances, and overall physical health.
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According to Pearman, yoga is highly adaptable, making it accessible to individuals with
25:56
varying levels of physical ability.
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Shari Botwin, a licensed clinical social worker and thyroid-cancer survivor, shared her
26:05
personal experience with yoga, describing it as transformative.
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She noted that yoga not only provides physical relief but also fosters a supportive community
26:17
among cancer survivors, aiding in emotional healing and helping individuals cope with
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challenges like survivor's guilt.
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The study's findings underscore the potential of yoga as a holistic approach to improving the
26:31
quality of life for cancer survivors.
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By offering both physical and emotional benefits, yoga can play a crucial role in
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helping survivors navigate the complex journey of recovery.
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As we conclude today's episode, it's clear that integrating practices like yoga into
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survivorship care can make a significant difference.
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If you're a cancer survivor or know someone who is, consider exploring yoga as a complementary
26:59
therapy.
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Thank you for joining us on Morning Medical with Dr.
27:03
Chow.
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Until next time, stay healthy and informed!