Alternatives to Smoking PMI Philip Morris International Lightly Flavored or Tobacco Smoke Flavored Vape? Smell of cigarettes VS smoke free alternatives IQOS Will vaping bans do more harm than good? Some public health experts say yes. Mind Matters: The Body's Response to Nicotine, Tobacco and Vaping National Institute on Drug Abuse (NIDA) Secondhand e cigarette aerosols expose kids to less nicotine than cigarettes, study finds, but can still be risky CNN