But how do sleep cycles work? To find out, I took part in a polysomnography. This is a gold standard sleep study that helps ...

Scientists have long recognized the brain’s need for energy, but groundbreaking research from the University of Kentucky’s Sanders-Brown Center on Aging has now illuminated how the brain’s energy ...

Morning sunlight exposure provides one of the most powerful tools for regulating sleep-wake cycles. Natural light serves as the primary signal to the brain that daytime has begun, triggering a ...

Scientists have long recognized the brain's need for energy, but new research from the University of Kentucky's Sanders-Brown ...

Morning sun is key to maintaining our circadian rhythms, sleep-wake cycles and overall health ... Scroll through this animation to learn more about how your brain and health are affected by ...

The hormone havoc Your sleep-wake cycle directly affects hormone production, including melatonin and cortisol. Melatonin, your sleep hormone, naturally rises in the evening and drops in the morning.

With daylight saving time fast approaching, our sleep cycles are about to get thrown for a loop. But don’t panic — you don’t have to rely on pharmaceutical sleep aids that leave you groggy ...

A 2020 study indicates a strong link primarily due to the stimulating nature of screen light, the potential for arousal from content, and the disruption of the body's natural sleep-wake cycle ...

DST — which lasts until Sunday, Nov. 2 — is controversial in part because research indicates it can significantly upend our sleep-wake cycle, potentially increasing the risk of heart attacks ...

“Most of us have this natural circadian rhythm that regulates our sleep-wake cycles and other functions of the body.” According to the Journal of Clinical Sleep Medicine, circadian clocks ...