Too little or too much sleep might be hurting you more than you think.

New research from Yale tracked nearly 1 million veterans and found that having both insomnia and sleep apnea more than ...

Studies in mice reveal a new target for potentially treating and preventing life-threatening cardiovascular complications in ...

Veterans with narcolepsy type 1 or other narcolepsy face elevated risk for all-cause mortality compared with a general sleep clinic cohort.

New research examined data from 500,000 people and found a sleep 'sweet spot' for older and middle-aged adults.

New research suggests light therapy may help ease depression symptoms and improve sleep quality by supporting the body's ...

Your sleep schedule may matter more for longevity than your diet or workouts. Here's what two major 2026 studies found.

Women who deal with sleep disorders other than sleep apnea are more likely to deal with infertility, as compared to other women who do not experience much trouble in sleeping, says a recent study. So ...

Adults with gastrointestinal (GI) diseases are significantly more likely to experience sleep disturbances than those without GI conditions, a new study involving more than 10,000 individuals has found ...

Advanced sleep phase disorder is a rare condition that causes your natural circadian rhythm, or sleep-wake cycle, to occur earlier than typical. As humans, our sleep-wake cycle— also known as our ...