Have you ever jolted awake in the middle of the night, heart racing, drenched in sweat, with no memory of what happened?

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Getty Images When I was in my early teens, I ...

Night terrors are episodes of screaming, crying, or thrashing that usually occur two to three hours after falling asleep during a stage known as non-rapid eye movement or deep sleep. Night terrors are ...