In recent years, electronic cigarettes have grown in popularity, partly because it is believed that they pose less of a health risk to smokers. But are they really safe? Researchers at Penn State Medical School have uncovered evidence that these …
In recent years, electronic cigarettes have grown in popularity, partly because it is believed that they pose less of a health risk to smokers. But are they really safe? Researchers at Penn State Medical School have uncovered evidence that these …