E Cigarette Use Costs U.S. $15B Per Year, Reports UCSF in First Study of Its Kind UC San Francisco E Cigarettes and Vaping PPAC Central Local health officials say FDA's moves against teen vaping 'epidemic' aren't enough Los Angeles Times E cigarettes are not a healthier alternative to cigarettes. They contain nicotine and many harmful ingredients that can cause cancer and heart disease. Since these products are relatively new, we don't know all