Regularly getting a good night's sleep can lower your risk of heart failure, regardless of any other risk factors you may have, a new study shows.

Wearing blue-light glasses just before hitting the sack can help you get a better night's sleep and help you work better the next day.

Tuned LED lighting that changes color and intensity over the course of a day and night helps older adults in nursing homes get a better night's sleep.

Fecal transplants from mice with sleep apnea changes the gut microbiome of recipient mice, a new study shows. That reveals gut bacteria's link to sleep.

A new study ties chronic itch to sleep loss and elevated levels of a blood protein often used to predict heart disease, researchers say.

The brain's way to remove waste, the glymphatic system, is synced to circadian rhythms, research in mice shows. The findings may be bad news for nappers.

Your sleep today can forecast when you might get Alzheimer's, a new study shows. Researchers say improving your sleep could help ward off the disease.

Researchers have discovered a signal in the brain that corresponds with dreaming, or REM sleep. It could help people with sleep disorders.

Both REM and non-REM sleep stages are important for visual perceptual learning, research on brain plasticity finds.

Does COVID-19 have you feeling feeling anxious and exhausted? You're not alone. Will flattening the mental health curve be the next pandemic challenge?