Five days Before the start of board exams, don't be paranoid and stay relaxed. You have done hard work the whole year, belief on yourself. In the last 4 days focus on scoring subjects like mathematics, physics, chemistry, biology, geography, and practice old board exam papers. Eat Home Cooked food, listen music and be relaxed. After the board exam don't be worried, you gave your best in exams and go out and watch movies with friends and family.