To Vape or Not to Vape? St. Thomas Medical Group Signs Your Child is Vaping, Smoking or Chewing Tobacco SD DOH Vaping: It's Deadly NFCR Vaping exposes users to more toxic metals than smoking cigarettes Secondhand e cigarette aerosols expose kids to less nicotine than cigarettes, study finds, but can still be risky CNN Dual Smoking and Vaping Doesn't Cut Cardiovascular Risk SPH