Try to reduce the hours that you use laptop, also using laptop or handphone will have the effect before sleeping due to which the blue light goes into your eyes. Try to do regular exercise, like HIIT classes around the gyms, at least 2-5 times per week. It will boost your stamina to run and do things faster. Don’t rely on Melatonin too much, you will feel really dizzy and headaches. Use Melatonin only when necessary.