Even as vaping has become more popular over years, the mechanics behind vaping and how it affects the body can still be puzzling. We try to explain.

Vapes are often marketed as a "safer" choice than cigarettes. But during pregnancy, experts are clear: Vaping isn't safe. Studies show it can increase the chances of preterm birth, low birth weight, ...

When you hear the phrase "smoking kills"—which it does: nearly 500,000 Americans die from cigarette smoking each year—where does your mind go? Many people think of lung cancer, and rightfully so. More ...