One of the most important factors is sleep. Most of us do not count sleep as part of our health. In fact, it comes way down in the list of priorities. Most students pride themselves for not sleeping during the exams and for burning the midnight oil. A large chunk of this has been created by a false belief system stating that the student must revise the exam portion the previous day or maybe the student is not prepared and is trying to retain last minute preparations. For whatever may be the reason, a good night sleep not only the day before the exam but also 1 month prior to exam is essential.Why