What are E-Cigarettes ? E-Cigarettes are long tubes that usually resemble a cigarette, a cigar, a pipe, or a pen. Most are reusable, with replaceable and refillable cartridges, but some are disposable. The e-cigarette as we know it was invented by Hon Lik, a Chinese pharmacist, working for Golden Dragon Holdings, now known as Ruyan. There are now over 460 different brands on the market. Benefits E-cigarettes claim to bypass many of the health risks of tobacco smoking, and to offer a more healthful alternative to cigarettes and other conventional forms of nicotine intake. Some studies have found that using e-cigarettes can help some smokers quit. Others suggest they offer “modest” benefits for those who want to quit smoking, but “good potential” for those who are cutting down. The Centers for Disease Control and Prevention (CDC) conclude that e-cigarettes can benefit adult smokers who are not pregnant , as long as t...