Smokers and Vapers May Be at Greater Risk for Covid 19 The New York Times The Effects of Smoking and Vaping on Fertility Are vape pens, or e cigarettes, ever the better option? Ohio State Health & Discovery E cigarette use is linked to higher heart attack risk, especially in former smokers What Does Vaping Do to Your Lungs? Johns Hopkins Medicine Vaping: The Small Habit That Hits Harder Than You Think Maryland Physicians Care