E-cigarettes that deliver a cigarette-like amount of nicotine are associated with reduced smoking and reduced exposure to a major cancer-causing chemical, or carcinogen, in tobacco even with concurrent smoking, according to a new study led by researchers at Penn State College of Medicine and Virginia Commonwealth University (VCU). [...] “We found that e-cigarettes that delivered a similar amount of nicotine as traditional, combustible cigarettes, helped reduce smoking and exposure to a harmful carcinogen,” said Jonathan Foulds, a researcher at Penn State Cancer Institute [...]