Feels So Good...Hurts so Bad: Health Dangers of Smoking, The  

twice as likely to have a heart attack or stroke than non-smokers. It's also the main cause of emphysema and chronic bronchitis.
Subject: emphysema
Transcript: . [narrator:] cigarette smokers are more than twice as likely to have a heart attack or stroke than non-smokers. it's also the main cause of emphysema and