DO YOU fall asleep with the TV on or use a night light? Sleeping with the light on might scare away monsters under the bed.

A recent study, published in JAMA Network Open, has revealed that people who're exposed to light while sleeping have an ...

Turn off the lights for a good night's sleep - common sense. But in our constantly illuminated world, a lot of people don't follow this advice. Researchers are trying to get a better sense of how ...

Some people can't fall asleep unless they have complete darkness, while others don't mind a night light. And the latter, contrary to appearances, may have a bigger problem. Sleeping with the light on ...

Sleeping with even mild light may sharply raise the risk of heart disease and stroke, a JAMA study finds. Experts urge ...

Light could suppress the sleep hormone melatonin. Sleeping with a cellphone, bright alarm clock on or a television next to your bed puts women at risk for weight gain, a new study found. Women who ...

Sleep is key to brain and body function, memory, physical performance, preventing chronic disease and improving mental health ...