Besides, enough sleep can make us energetic and enable us to perform well in an exam. Therefore, during the period of exams, we should not stay up too late. We can also try a warm bath or a cup of warm milk before going to bed. They might help us to have a sound sleep.
(We’d better go out for a walk or do some outdoor exercises before and during an exam so that we can keep ourselves relaxed and then concentrate ourselves on exams.