Consumer Health: Secondhand smoke and heart attack risk -- what's the connection?

You don't smoke because you understand the dangers, but what about smoke you inhale involuntarily? Secondhand smoke includes the smoke that a smoker exhales and the smoke that comes directly from the burning tobacco product. Secondhand smoke causes and contributes to several serious health problems, including lung cancer and chronic lung diseases such as COPD. [...]
Source: News from Mayo Clinic - Category: Databases & Libraries Source Type: news