Inside the body, a 24-hour rhythm, known as the circadian rhythm, quietly coordinates when we sleep, wake, eat and recover. This internal timing system helps keep organs and hormones working in sync.

Sleep happens in cycles that include three non-rapid eye movement (NREM) stages and one rapid eye movement (REM) stage, repeated 4 to 5 times nightly. Each cycle typically lasts 90 to 110 minutes. The ...

A new study is a good reminder that lifestyle changes don’t always need to be expensive or complicated to improve well-being. People who slept with an eye mask — which can go for as little as $5 ...

LONDON, Jan. 20, 2026 /CNW/ - MYndspan, the first company to offer clinical-grade magnetoencephalography (MEG) brain scanning to consumers, today announced findings linking sleep quality to changes in ...

If you find yourself waking up at 4 or 5 a.m. after going to sleep around 11 p.m. or midnight, rest assured that you aren't the only person experiencing this. You may, in fact, have a rare gene known ...

It can be hard to think clearly after a bad night’s sleep. And, although nothing will replace a high-quality snooze, new research suggests taking a particular supplement may help you release some of ...

Narcolepsy is a chronic sleep disorder that makes you extremely sleepy during the day. Doctors don’t know what causes it. But they do understand some of the risk factors and triggers that may bring on ...

Wake Forest University School of Medicine has been awarded a 10-year, $49.5 million contract from the National Heart, Lung ...

People in Minnesota have used creative tactics to push back against ICE. History shows that nonviolent resistance can topple authoritarian power. But how?