
According to the 2009 Johns Hopkins White Papers on Lung Disorders, Sildenafil, the active ingredient in Viagra, is being investigated as a possible treatment for people with COPD, Chronic Obstructive Pulmonary Disease, a progressive lung disorder uaually caused by smoking.

The crawl on the bottom of Fox News Channel informed me that a study commissioned by the military has found that the military should phase out tobacco use over the next 20 years.
NY Healthcare Examiner: Why, really, is smoking bad for your health?Source: Examiner
Awesome, scary, important explanation, plus link with photos of smokers' lungs. There are over 4000 chemical compounds in cigarette smoke, irritants, causing inflammation in every tissue: the vocal cords, windpipe, bronchial tree, and lung sacs.
From Smoking Boom, a Major Killer of WomenSource: The New York Times
For Jean Rommes, the crisis came five years ago, on a Monday morning when she had planned to go to work but wound up in the hospital, barely able to breathe. She was 59, the president of a small company in Iowa.
Lethal Inhalers Can Double Death RatesSource: Cornell University
A new analysis that compares two common inhalers for patients suffering from chronic obstructive pulmonary disease (COPD) finds that one reduces respiratory-related hospitalizations and respiratory deaths, but the other -- which is prescribed in the majority of cases -- increases …