The Impact of Light on Circadian Rhythms

This chapter explores an experiment conducted in a Cold War-era Airbnb bunker, focusing on how a lack of natural light affects circadian rhythms over a ten-day period. The speaker shares personal experiences and insights from monitoring physiological data, illustrating the vital role of sunlight in regulating not just sleep but overall health. Additionally, it discusses the effects of seasonal light variations and the importance of environmental cues for proper bodily functions, including mental health.