I have a history of intermittent asthma , but last 6-7 months mild to moderate breathlessness persist mostly in activity and walking, inhaler not working now , did pft where fev1 82 to 77 in post , and fev1/ fvc 83 to 76 post , normal hrct chest report. I am only 25 , all heart related reports are normal.how post fev1 decrease i am surprised and I feel like I have to exhale forcefully in walking and something soo soo sound in my left ear to throat . But no cough and mucus and no chest wheezing.