The CDC reported that even though fewer high school teenagers are smoking cigarettes, hookah and e-cigarette usage rates have risen.
The share of middle and high school students who used e-cigarettes has doubled in 2012 compared to the previous year, a CDC survey said.
What hit the market just three short years ago has gone on to become a hit seller - e-cigarettes sales hit about $1 billion, according to Wells Fargo securities analysts, double that what it was last year.
Researchers found that smokers who tried using e-cigarettes as cessation aids were more likely to be young and more motivated to quit.
By 2016, e-cigarettes will be regulated as medicine in the United Kingdom.
While health experts are still researching how electronic cigarettes can affect health, France has decided to jump the gun and ban the use of the electronic device in public places.
Though many who use electronic cigarettes swear by them, many lawmakers and government agencies are pushing back against them.