Heart rate and nicotine: a chronic problem e Cigarettes, Vaping and the Risks of Severe Lung Disease Canyonlands Healthcare E cigarettes and their lone constituents induce cardiac arrhythmia and conduction defects in mice Nature Communications New studies compared the cardiovascular health of people who vape to those who smoke cigarettes and those who don't use nicotine at all. The findings were concerning vaping appears to cause Vaping and cardiac disease Heart Risks of E Cigarettes and Vape Pen Use