Exposure to natural light regulates sleep patterns from "summary" of Your Brain On Nature by Eva M. Selhub, MD,Alan C. Logan
Exposure to natural light plays a crucial role in regulating our sleep patterns. Our bodies have an internal clock known as the circadian rhythm, which is influenced by the amount and timing of exposure to light. When we are exposed to natural light during the day, especially in the morning, it helps to align our internal clock with the external day-night cycle. This synchronization is essential for maintaining healthy sleep patterns. Natural light exposure during the day also helps to improve the quality of our sleep at night. The exposure to sunlight triggers the production of serotonin, a neurotransmitter that helps to regulate mood and sleep. Serotonin is converted into melatonin in the evening, which is a hormone that signals to our bodies that it is time to sleep. Without adequate exposure to natural light during the day, this process can be disrupted, leading to d...
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