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Sunday Science Marijuana and Longevity and Cancer 2026_08_23
Sunday Science · Dr. Brent W. Laartz
Marijuana, Longevity & Cancer Medical Science Podcast Review
Fourteen studies, one honest verdict: on average, evidence points to accelerated biological aging and elevated hormone-sensitive cancer risk with chronic recreational cannabis — while therapeutic use in cancer care retains meaningful benefits. Read the balance, not the slogan.
Who is actually using — and how much
U.S. prevalence data (2021) shows cannabis use peaks in late adolescence and young adulthood, with roughly one in three high-school seniors and young adults reporting past-year use.
The…
The skinny
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