
E-cigarettes explained —
It's more and more common these days to look around and see people who look to be smoking, but don't have that telltale tobacco smell. They're probably puffing on an e-cigarette.

E-cigarettes explained —
An e-cigarette is a device that uses a small battery to atomize a pure liquid solution of nicotine, free of smoke and ash. Flavors like these are added for taste and yes, some people opt for the taste of tobacco.

E-cigarettes explained —
The vapor that's exhaled looks like fog, and doesn't emit a smell.

E-cigarettes explained —
E-cigarette flavors pictures include 'summer breeze' and 'strawberry cheesecake.' Critics fear that familiar, appealing flavors like this will act as a gateway to children who may have shunned traditional cigarettes.

E-cigarettes explained —
'Electronic cigarettes and other nicotine-containing devices offer massive potential to improve public health, by providing smokers with a much safer alternative to tobacco,' the Royal College of Physicians said. 'They need to be widely available and affordable to smokers.'

E-cigarettes explained —
CNN Health says that many e-cigarette supporters who use them say it is the first thing that has helped them stop using cigarettes -- something more than 90% of smokers fail to do with any of the existing FDA-approved methods.

E-cigarettes explained —
E-cigarettes are unregulated in the United States; no laws make manufacturers tell you what you are actually inhaling, says CNN Health.

E-cigarettes explained —
"True we don't know the long-term health effect of e-cigarettes, but there's a very good likelihood that smokers are going to get lung cancer if they don't quit smoking," Dr. Michael Siegel told CNN Health. "If they can switch to these and quit smoking traditional cigarettes, why condemn them?"