MANNHEIM, GERMANY — E-cigarettes entered the market as consumer products without comprehensive toxicological testing. Their introduction was based on the assessment that they were 95% less harmful ...

Electronic cigarettes (e-cigarettes), electronic nicotine delivery systems, are battery-operated devices used to inhale an aerosol, which typically contains nicotine (though not always), flavorings, ...

After more than a decade on the market as consumer products in the United States, electronic nicotine-delivery systems — or e-cigarettes — remain highly controversial in medical and public health ...

In a recent study published in JAMA Network Open, researchers examined trends in the perception of harm caused by electronic cigarettes (e-cigarettes) relative to combustible cigarettes among smokers ...