A viral simulation comparing the effects of smoking and vaping has reignited debate over the long term health risks of both habits. The demonstration visually shows how cigarette smoke leaves thick tar buildup Vaping vs Smoking: The Science Clearing the Air Smoking vs. Vaping: Which Is Worse for Your Health? Is Vaping Better Than Smoking? Health Effects Compared Does Vaping Cause Lung Cancer? What We Know (and Still Don't) Are Vapes Worse Than Cigarettes?