Why do we need sleep?

Bedtime, it’s time to sleep! But you’re just on the last level of your favorite videogame. Wrong!

In fact, sleep is really important. You may think you don’t need to rest. Wrong again! Your body keeps working at night.

If you don’t sleep, you stop your body doing what it needs to do to keep you healthy.

But what does the body do when you’re asleep?

To start with, there are 2 important types of sleep. The first is deep, restful sleep that helps repair the body.