Sleep helps the brain clear waste and reset—if disrupted often, it may affect long-term brain health.

Rapid eye movement (REM) sleep, deep sleep, and sleep irregularity were significantly associated with increased risk for a range of chronic diseases, based on a new study of > 6000 individuals. "Most ...

Insufficient sleep duration and late sleep onset, alone or in combination, were associated with increased glycemic variability in middle-aged and older adults. Suboptimal sleep, including inadequate ...

Poor sleep isn’t just about not getting enough hours. It’s also about when you sleep, how regular your schedule is, and whether your rest gets interrupted. And according to new research from 88,461 ...

Don’t snooze through this health warning. A lack of sleep can have detrimental effects on your physical and mental health — new research has identified four major sleep patterns and determined how ...

Anthropologist and author David Samson examines how the story of human sleep unfolded in his new book, “The Sleepless Ape.” ...

Older adults with the most irregular sleep durations demonstrated a 34% higher risk of developing type 2 diabetes compared with those with the most regular sleep. In the study led by Brigham and Women ...

High blood pressure continues to climb across the United States, and it doesn’t always announce itself with clear warning ...