copd is chronic obstructive pulmonary disease also known as emphysema.
whats c. o. p. d. since i had type 2 respiritory fauilure 15 months ago ive always been asthmatic and im constantly out of breath which limits what i can do my peak flow this morn at my doctors was 240 from 3 months ago it was 360 im a lady of 49 soon and a moderate smoker was told i might have copd