Your body possesses an internal clock, the circadian rhythm, that dictates sleep and wake cycles. This biological marvel, ...

Going to bed after midnight on weekdays raises heart attack risk. This new research highlights sleep timing's importance for ...

Sleep experts reveal why going to bed after a certain time disrupts cortisol and melatonin balance, causing disrupted sleep.

The Broncos had more penalties than first downs in their win against the Raiders. That won't cut it against the Chiefs next ...

New research shows that living in sync with your body clock may help reduce risks for heart disease, diabetes, and high blood ...

Hot flushes, restlessness, insomnia? A hormone expert explains how perimenopause affects sleep and which strategies can help ...

“In general, people sleep better when it’s cooler,” says Johnson. However, if it’s cold outside and we jack up the heat, then ...

You’ve likely heard the phrase “health is wealth” more than a few times in your life — and even though it’s a bit cliché, it ...

Falling back means we're enjoying that extra hour of sleep. While it can be refreshing to have more time to rest in bed, the ...

If you are struggling to adjust to night sleep, know how you can beat fatigue and sleep better with these expert-recommended tips.

Artificial lighting and fixed workdays compressed our nights into one stretch. As cities brightened and clocks ruled, “first ...

If you often stay up late, your sleep habits could be putting your heart at risk. New research suggests that people who go to ...