The importance of sleep
Why do we need to sleep? Sleep is very important for the brain.
While we are asleep, the brain repairs itself. It also stores information
That it learned during the day. If we do not get enough sleep, the brain
Cannot do these things. We become tired and we cannot remember
Things so well. Our body’s “immune system” , which is its self-defence
System, becomes weaker, so we are more likely to get ill.