Audio clip: Adobe Flash Player (version 9 or above) is required to play this audio clip. Download the latest version here. You also need to have JavaScript enabled in your browser.
Quick facts:
Sometimes called R.E.M. Rapid eye movement is a normal process of sleep. It got its name R.E.M from the rapid movements in your eyes while you are asleep. It can occupy an estimated 90-120 minutes of total sleep. It is said by scientists that we experience 3 to 4 periods of R.E.M a night. Recalled dreams usually occur during rapid eye movement.

The Dream by Pablo Picasso
Audio clip: Adobe Flash Player (version 9 or above) is required to play this audio clip. Download the latest version here. You also need to have JavaScript enabled in your browser.