The concept of modern smoking, vaping and nicotine. New trend. Modern disposable vape for smoking, square shape, plastic. Set of five colorful disposable electronic cigarettes on a white background. 46739619 Stock Photo Electronic cigarettes: A safe substitute? New Scientist What to Know About Electronic Cigarettes (E Cigarettes) Latest Cochrane Review finds high certainty evidence that nicotine e cigarettes are more effective than traditional nicotine replacement therapy (NRT) in helping people quit smoking Cochrane What's in an E Cigarette? American Lung Association How have e cigarettes changed over time?