3 cigarettes a day bad Busting 8 Common Myths About Smoking and Cancer Smoking and Chronic Lung Disease:

They also don't absorb any moisture or flavor, so you get a pure taste

Vashi Nedomansky, Shooting Ratios of Feature Films, 6 February 2016: com/shooting-ratios-of-feature-films

Although they don't replicate the exact sensation of vaping, they effectively curb nicotine cravings until you're in a safer spot to vape without the risk of triggering a smoke alarm

According to the NHS People who breathe in second-hand smoke are at risk of many of the same diseases as smokers including lung cancer and heart disease

According to the CDC, nearly 7 out of 10 adult smokers report experiencing withdrawal symptoms when trying to quit

One study showed that nicotine exposure was unchanged when smokers switched from cigarettes to e-cigarettes