#47 - Depression Screening with Digital Phenotypes
What if depression could be monitored with the same continuity as blood pressure or heart rhythms? While physical health is often tracked visit after visit, depression is still commonly measured through a brief PHQ-9 questionnaire—one that depends on memory, mood in the moment, and a person’s willingness to answer honestly.
We explore how digital phenotyping could change that by using signals from smartphones and wearable devices to better understand changes in mood, behavior, and daily functioning over time. From step counts and sleep patterns to broader activity trends, these passive data…
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