We have all seen in the movies, or perhaps in person, a person becomes hypnotized and falls slowly to sleep.
Have you ever been lying in bed, about to fall fast asleep when your leg jerks suddenly, snapping you awake?
Chances are you've heard a description of what's called a near death, out-of-body experience. For a lot of people, it's a powerful, even mystical experience.
How much sleep are you really getting? It may be even less than you think.
Have you ever heard that older people need less sleep?