Hear that bump — or bang — in the night? Getting your recommended seven to nine hours of shuteye can come with complications for many, from obstructive sleep apnea to restless leg syndrome and more.

Have you ever been drifting off to sleep when suddenly you hear what sounds like a gunshot, a door slamming, or an explosion inside your head? You jolt awake, heart pounding, sit upright in bed, but ...

Scientists regularly solve mysteries about the body. For instance, they've recently discovered that magnetism is behind why your molecules are right or left-handed and that the ability to walk upright ...