You probably already know that screen time and light exposure can make it harder to fall asleep. But you may want to invest ...

After examining 13 million hours of light exposure data, researchers found that experiencing bright light during the dark ...

Sleeping in darkness is crucial for the body's repair and regulation, as light disrupts melatonin production and vital ...

A new study from Flinders University has found that being exposed to bright light at night can raise your risk of serious ...

The study found that even a little lighting can increase the risk of depression. Exposure to light at night, even at very low levels, has been linked to an increased risk of depression, according to a ...

Did the holidays mess up your sleep patterns? Maybe you stayed up late ringing in the new year, or changed time zones while traveling. Science journalist Lynne Peeples says the body's circadian ...

Much of sleep medicine research focuses on specific problems, such as sleep apnea’s link to cognitive decline, how insomnia affects the heart or whether someone is a night owl or an early bird. The ...

Most adults do not need a hard eight hours of sleep; a growing body of evidence and evolutionary research suggest the optimal ...

Many people keep their televisions running all night while they sleep. The light can act as an effective nightlight, so the room isn't too dark and scary. The noise also offers a good background sound ...

Julia Ries Wexler is a writer focusing on all things health and wellness. She has over 10 years of experience in health journalism, and though she has written about pretty much every health topic ...