Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Sleep also enables the body ...

When a person is asleep, their core body temperature drops. Heart rate and breathing also slow down and overall metabolic activity decreases by about 10%. A sleeping body may seem inactive at first ...

A restful night alternates in cycles between non-rapid eye movement (NREM) and rapid eye movement (REM) sleep states. The study from UNIL shows that a brain region called the "locus coeruleus" (in ...

As you get older, it's normal to notice changes in your sleep. These can include fewer hours of shuteye, waking up more during the night, and finding it harder to drop off. However, despite the ...

“Sorrow can be alleviated by good sleep, a bath, and a glass of wine.” —Thomas Aquinas Getting enough restful sleep is not a basic luxury, it is a biologic necessity. Sleep is far more than about ...

Sleep deprivation doesn’t just leave you tired—it might be setting the stage for serious heart problems. While many people view sleep as optional when life gets busy, research increasingly shows that ...

Going to bed at a sensible time takes serious self-discipline. If you’re anything like me, the moment your head hits the pillow tends to creep later and later as the week goes on — often thanks to a ...

Fatigue management is a vital consideration for all of us. Being alert when we need to be goes beyond getting good, consistent sleep (though this is obviously a necessity). Think of the times that you ...