I have difficulty in breathing since 2 months.my nose is choked up and have cough in throat.i feel tired often and cannot concentrate on studies.i also don't have proper sleep at night and feel uninterested all time.i also experience fast heart palpitations when at rest.my stomach is bloated all time.i had strong acidity,indigestion,loose motions,sore throat last month.what could be the reason?...plz suggest some remedy