In TODAY.com’s Expert Tip of the Day, a sleep medicine specialist reveals which type of naps could be a “warning sign” and ...

People living with arrhythmogenic cardiomyopathy (ACM), a heritable heart condition that can significantly increase the risk ...

Recent research has found that might be a problem. Light exposure at night has been linked to higher rates of diabetes, ...

A major new study found plaque in some adults under 30, suggesting that protecting the heart may need to begin decades before ...

Hormone therapy may do more than ease hot flashes and night sweats. A new study suggests it may also be linked to a lower ...

A recent finding linked long-term melatonin use to heart failure, but the evidence behind that warning is less clear than the ...

If you use melatonin regularly because of chronic insomnia, you’ll want to read this.

For years, heart doctors believed they might finally have a new way to prevent heart attacks and strokes in millions of ...

New research shows that even dim light during sleep — as low as 3 lux — may thicken heart muscle walls and reduce heart ...

Shingrix, the same vaccine that protects people from the blistering shingles rash, might also lower risk of heart disease.

One of the three people who died at Burning Man this year had been dealing with heart problems before attending the festival ...