What Is the Sleep Cycle, and Why Are the Stages So Important? We Asked an Expert.

What Is the Sleep Cycle, and Why Are The Stages So Important? We Asked an Expert

Every night while you sleep, your brain and body undergo a complex process, moving through the various stages that make up the sleep cycle. While you might view sleep as a time to dream, dreaming is just one small part of a healthy, restorative’s night sleep.