Full coverage: Electronic cigarettes

The Food and Drug Administration will propose its first regulations for electronic cigarettes, including requiring health warnings and banning sales to minors.

One out of 10 American high school students used e-cigarettes in 2012, along with nearly three in 100 middle-school students, according to a new federal report.

Health experts disagree whether electronic cigarettes help fight smoking or threaten to get more people hooked, including teenagers. The answer is probably years away.

Of all the threats to Americans’ health -- a list that includes bird flu, measles and West Nile virus -- few get Dr.

E-cigarette makers use candy flavors, social media ads and free samples, according to a report from Democratic legislators. Many tactics would be illegal for traditional cigarettes, they point out.

The Centers for Disease Control and Prevention has identified a new health problem related to electronic cigarettes -- the risk that the devices themselves or the liquid nicotine that goes into them will cause injury to eyes, skin or other body parts.

A fair amount of conversation about e-cigarettes has involved their use in purportedly helping people to quit smoking.

Electronic cigarettes helped wean smokers off regular cigarettes in a clinical trial – though the quit rate was essentially the same as for nicotine patches.