The full health effects of "vaping" cannot be determined yet, as it is too early to see the results, say researchers. Jonathan Foulds, professor of public health sciences and psychiatry at Penn State College of Medicine, said that it's too soon to know how vaping, as use of e-cigarettes has been called, compares to smoking tobacco when it comes to health effects. It takes 20 to 30 years for smoking to cause a disease like lung cancer, so ...
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