Hi I've had the spiromety test doctor said pretty but nothing more specific.i have stage 1 emphysema also have the dreaded cough do other people here get the cough and mucus and what exactly do you do my pumoligist recommend don't smoke i quit 15 years ago drink water and use an over the counter mucus expectorant I've read here that's not a good idea i walk i don't notice short of breath anyone got any suggestions?