Smoking tobacco is so harmful to the body that it changes a person's immune system, leaving them vulnerable to more disease and infection even years after they've quit, a new study found.Video above: ...

Pipe and cigar smoking is linked to faster lung function decline and higher mortality, even among people who have never ...

The Food and Drug Administration proposed a rule this week that could encourage millions of Americans to quit smoking cigarettes — and prevent millions more from ever developing a habit. If finalized, ...

Cigarette smoking has long been linked to numerous health problems, but its devastating effect on heart health remains one of the most concerning. Research continues to underscore the complex and ...

Swapping cigarettes for e-cigarettes has been touted as a way to quit smoking, but a new study from the University of Pennsylvania indicates the harmful effects of vaping may be more serious than ...