How Sleepwalking Works
Submitted: Apr 17, 2008 - Sleepwalking is an intriguing phenomenon. The fact that you're sleeping while performing physical feats is pretty amazing. How can a person be unconscious but still coordinate his or her limbs in order to walk, talk and, sometimes, even drive? How do we know when we're really awake?
Sleepwalking is also known as somnambulism, so add that to your SAT vocab. It's classified as a parasomnia, an…

