electronic cigarettes help quit smoking E-cigarettes are not recommended by most health authorities as a way to smoking. They can harm your body, and there's not enough proof they actually people quit. Know the facts The 101 on e-Cigarettes Infographic

When an e-cigarette is working, the heating element heats the vape juice and converts it into vapor, which the user then inhales and exhales through the mouthpiece to produce vapor

The aim is to identify trends and develop policies to reduce teenage smoking

In a 2011 study led by Edythe London, professor of psychiatry at the Semel Institute for Neuroscience and Human Behavior at UCLA, researchers found a strong association between adolescents addiction to nicotine and lower levels of activity in the prefrontal cortex

"We're not allowed to photograph them anymore because of animal rights

Nicotine is highly addictive, so when you stop, the brain and body miss that chemical