Is Breathlessness Really Just a Sign of Aging?
If you get winded climbing the stairs or walking up a hill more than you used to, the usual explanation is, "That's just getting older." And it is true that the lungs age along with us. But not all breathlessness is simply age — and from the outside, there is no way to tell the difference. The lungs change as we age The lungs slowly lose their elasticity, so the force that pushes air out weakens, and the muscles used for breathing grow weaker too. The immune system also declines, making it easier for a simple cold to turn into bronchitis or pneumonia. So being somewhat more short of breath than in your younger years is natural. The trouble is that illness often hides behind that natural change. A leading example is chronic obstructive pulmonary disease — COPD — in which the airways narrow and the air sacs are damaged, making it hard to breathe out. Seven in 10 people with COPD don't know they have it Taken together, studies suggest that about 70% of COPD worldw...