Savvy Senior: Could I have COPD and not know it?

Dear Savvy Senior,

I have struggled with shortness of breath for several years now. I just thought I was getting old and fat, but a friend recently told me about COPD. So, my question is, could I have COPD and not know it?

Huffing and Puffing

Dear Huffing,

Yes. COPD, or chronic obstructive pulmonary disease, is a progressive lung disease that affects an estimated 30 million Americans, but about ha...