The Light Effect: Sunlight, Depression, Mental Health and Jet Lag
In this episode of Sunlight Matters, Dave speaks with Professor Sean Cain, a leading researcher in circadian rhythms, light and mental health. His research points to a striking pattern: brighter days are associated with a lower risk of depression, while greater exposure to light at night is associated with a higher risk.
Drawing on data from nearly 89,000 people, Sean explains why the timing of light matters as much as its brightness. He also shares remarkable early results from a simple intervention involving brighter days and dimmer evenings, which helped participants move from severe to…
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