Teenagers who spend more time on screens tend to get worse sleep, both in terms of sleep quality and duration, researchers reported Wednesday in the journal PLOS Global Public Health.

People who spend more time looking at a screen in bed are more likely to report insomnia and sleep loss, a study has found.

Research has found that bad sleep could lead to numerous health problems, including heart disease. Here are recommendations to improve sleep.

Not getting enough of deeper stages of sleep raises the risk of brain deterioration associated with Alzheimer’s disease, a ...