Essentials: Timing Light for Better Sleep, Energy & Mood
August 21, 2025 30m 14 chapters
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0:00 Samer Hattar 0:27 Light, Circadian Clock vs Solar Day, Sleep-Wake Cycle 3:20 Eyes, Photoreceptors & Light Entrainment, Blindness, Sleep 6:17 Morning Light, Artificial Lights, Tool: Morning Sunlight Exposure 8:32 Jet Lag Without Traveling, Sleep Issues, Screens, Staying Indoors 9:34 Chronotypes, Intrinsic Circadian Rhythms 11:16 Afternoon & Evening Light, Tools: Dimming Lights, Reduce Screen Use 13:20 Light Exposure & Effects on Stress, Mood & Learning, Tripartite Model 16:33 Light & Appetite, Tool: Regular Meal Times 19:42 Using Light to Improve Sleep, Mood & Mental Health 21:24 Jet Lag, Tools: Temperature Minimum; Eat on Local Schedule, Avoid Mismatched Light Exposure 24:57 Sleep Issues, Light-Dark Cycle 26:29 Seasonality, Seasonal Depression; Daylight Savings Time 29:53 Acknowledgements
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