Dreams of flying? Nightmares of teeth falling out? Falling off a cliff? As a sleep scientist at the University of Montreal, Michelle Carr has... A sleep scientist on why we have nightmares Dreams of ...

Nightmares are more than just disturbing dreams. When they occur frequently, wake you suddenly, and begin to disrupt mood, focus, energy, and overall daily functioning, they may signal a diagnosable ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Nearly everyone has a nightmare here and there, but up to 6% of people struggle with frequent nightmares.

Anyone who sleeps has had a nightmare at one point or another. But if the frightening dreams are happening frequently, it may be an ominous sign for health. Adults who reported having nightmares every ...