U need to visit a general physician for conducting some clinical test.umay co sult homoeopathic physician.If BP in Not controlled then take propee medicine,find out the cause with the help of GP. For stress related problem u must Consult psychologist .To manage stress u may follow some steps - 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.