I am male 30 yrs old. I have been having problems with shortness of breath. My ecg, Echo, Mri thorax scan are normal. Occasionally sharp pain happens anywhere in the chest. Blood test of
thyroid, Cbc,blood
sugar, creatine serum are all within normal range. Shortness of breath happens with exertion.This started around 10 years back once i tried to inhale forcefully just after quite long cold and cough just to check if still there is cough and next day shortness of breath and pain in chest