That cool, smooth sensation from a vape may seem harmless. But researchers have discovered that some of the very chemicals added to make vaping feel less harsh can interfere with the heart’s electrical rhythm, especially when nicotine is part of the mix.

We all know smoking is risky. Coronary heart disease, COPD, lung cancer… plus about nine other specific cancers and various diseases are tied to smoking. If you’re ready to quit, consider your cessation method carefully, however. One could send cancer cells straight to your brain…