Sleep late result in several negative first I know no book learning to sleep late at night make the body rest is not enough. So sleepy in class now makes the brain sends more slowly than normal and there are no concentrate on learning.
Sleeping in the negative things, the first is to study the innocent. Because of sleep, the body is not enough. So sleepy in class The brain sends a slower than normal and can not concentrate on their studies.
Sleep late negative things. First is the school doesn't know. Because sleep late makes the body do not take enough rest. So sleepy while in school. Causes the brain to send later than usual and no concentration in learning.