Circadian Light Signals
Understanding the role of light in regulating circadian rhythms reveals the importance of morning and evening sunlight. Morning light, with its yellow-blue contrast, signals wakefulness, while the changing colors of evening light, including oranges and reds, prepare the body for sleep. These natural cues help establish a biological clock, optimizing both alertness during the day and restful sleep at night.In this clip
From this podcast

Huberman Lab
Sleep Toolkit: Tools for Optimizing Sleep & Sleep-Wake Timing | Huberman Lab Podcast #84
Related Questions
Does viewing sunlight in the evening (toward sunset) entrain your circadian clock as discussed in the Huberman Lab Podcast episodes Sleep Toolkit: Tools for Optimizing Sleep & Sleep-Wake Timing | Huberman Lab Podcast #84 and the clip Sunlight and Sleep?
Does viewing sunlight in the evening (toward sunset) entrain your circadian clock as discussed in the episode Sleep Toolkit: Tools for Optimizing Sleep & Sleep-Wake Timing | Huberman Lab Podcast #84 and the clip Sunlight and Sleep?
Does viewing sunlight in the evening (toward sunset) entrain your circadian clock as discussed in the episode Sleep Toolkit: Tools for Optimizing Sleep & Sleep-Wake Timing | Huberman Lab Podcast #84 and the clip Sunlight and Sleep?