Hi welcome to health care magic.. Your chest heaviness could be from bronchoconstriction induce by asthma attack... For which first investigate with spirometry to asses severity and accordingly management .... Here you might given nebulization therapy with levosalbutamol three times a day and budesonide two times a day for three days ..It will improve your respi.conditions ... Than maintenance inhaler taken regularly like foracort (with peak flow measurement daily.) Take allegra M tablet for 15 days ... After recovery from acute attack try to search allergen like dust , food, cold etc that lead allergy in your case ...For that allergy testing done like patch test .... Your auscultation done to heard rhochi ... Hope your concern solved .. Although this is best advise nothing replace examination , so consult pulmonologist for that ...