Sleeping for learning

There is a new research show that not getting enough sleep can have negative effect on people ability to learn. In other words, there is a link between sleep and the ability to learn. Moreover, 80% of students of 13 and 14 -year- old in the US were affected by lack of sleep and the international average was 57%. Also, the research found that students who get enough sleep achieve higher test results in maths, science and reading. However, the students who do not get enough sleep may get some health problems such as obesity.