- E-cigarettes are being used by more people as a nicotine alternative
- Research shows adolescents using e-cigarettes are more likely to start smoking cigarettes
- Smoking rates in the UK have fallen alongside a rise in e-cigarette use, new data shows
(CNN)E-cigarettes are increasingly being used as a nicotine alternative as smokers seek ways to kick their habit. But their use has been surrounded by debate, focusing on the lack of evidence regarding the harms associated with their long-term use, as well as their potential to act as a gateway into smoking among teens.