Most students feel like nervous before taking an important exam. Some feel dizzy or tiring, some have no appetite for food and other even suffer from sleep problems. All the symptoms have terrible effects in their exams. How can they get rid of these bad symptoms? Personal, it’s important to make a careful plan in advance to review what they have learned, what will help them reduce the pressure. Besides, they should arrange their time properly. They shouldn’t stay too late because only enough sleep makes them energetic and enable them to perform well in an exam. what’s more, a balanced diet can contribute to their perform in exams. They are supposed to eating various food such as eggs, milk, carrots, walnuts, etc.