The full health effects of vaping cannot be determined yet, as it is too early to see the results, say researchers.
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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 it would be too soon to say with certainty, he further added.
Although e-cigarettes vary widely in terms of their design and nicotine delivery, the chemicals in the vapor emitted from e-cigarettes typically contain far fewer toxicants and in much smaller concentrations.
One recently published study analyzed the urine of smokers and e-cigarette users and found that while the smokers had elevated carcinogen biomarkers, the e-cigarette users did not.
While they could be useful as a pathway to a smoke-free life, Foulds cautions that the electronic cigarettes are not approved by the Food and Drug Administration as smoking cessation devices.
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Source-ANI