for overall health 1.sleep 8 hrs at night. 2.avoid too much social media. 3.avoid too much use of mobile pc laptop. 4.avoid mobile pc 1hr before sleep. 5.before sleep may hear good music,or read a good book or  can watch a good movie. 6.workout daily or regular morning walk or join gym. 7.Share ur thoughts with ur parents or good friends. 8.Concentrate on ur work,study,passion, hobby. 9.Maintain proper diet. 10.Take proper protein supplement and some time multivitamines. Above guide line is common to deal  all types of stress. U also consult a psychologist or counsellor to deal ur anxiety and stress. Failure or success is not always the main thing,how u deal every situation is the main thing.

A big part of stress management is to manage Time! Time management will help you plan better next time and execute the plan in the time available. You may seek counseling for managing the current stress and seeking advise regarding time management.