Certainly Stress can lead to various ailments in body even Heart attack.. Stress follows non acceptance of situations and unpreparedness and lack of self confidence to fight back and perception of things.. For a student you is not prepared for his exam shall have lack confidence and shall have stress.. While the student who is well prepared will have confidence and shall have no stress..Well timely diet and Daily excercise helps one to keep yourself fit. For futher assistance do Visit our Clinic.