It’s rare that people have a disorder where cortisol on its own is the cause. If a person’s cortisol level is chronically low ...

A B-2 Spirit bomber mission can often last more than 20 to 30 hours. Catching some Z's can be a bit tricky while en route to ...

A new study drawing from 47 million nights of sleep data has found that a simple sleep behavior rule can extend your life.

A good resolution for the new year is to cut down on the extra cups of coffee later in the day. Experts recommend having your last cup of coffee around noon or 8 hours before sleep. However, it ...

With a totally stacked lineup for rock and metal fans, as well as an all-star tribute to Ozzy from Slash, Duff McKagan, Chad ...

According to the US Centers for Disease Control and Prevention, two doses of the measles, mumps and rubella, or MMR, vaccine ...

Resting deeply is more than just sleeping the recommended hours each night, and there's actually seven types of rest. Here's how to find rest that truly restores you.

Countless studies show healthy habits add decades to our lifespan, but if you knew when you were going to die, would you be ...

Lara Lewington has tried all the tech — and interviewed top doctors, scientists and biohackers like Bryan Johnson. Here’s ...

Combining small improvements to several areas of well-being could lead to bigger health gains than improving just one in ...

You’ve heard of REM sleep but what about deep sleep? Experts share why it’s important and how to make sure you’re getting enough of it.

Sleep isn’t just about feeling rested—it may be one of the strongest predictors of how long you live. Researchers analyzing nationwide data found that insufficient sleep was more closely tied to ...