Lack of sun exposure during the day combined with artificial lighting late into the night disrupts your biological clock and hence, your melatonin production, and this disruption can provoke a number of adverse health effects. In fact, melatonin has been the subject of preclinical research on over 100 different disease applications, many of which go hand in hand with your need for sleep.
Your master biological clock resides in the suprachiasmatic nucleus of your brain (SCN), which is part of your hypothalamus. Based on signals of light and darkness, your SCN tells your pineal gland when it's time to secrete melatonin, and when to turn it off. In scientific studies, melatonin supplementation has been shown to help people fall asleep faster and stay asleep, experience less restlessness, and prevent daytime fatigue...read more>>>...