Four In Ten Smokers Wrongly Believe Vaping Is As Harmful or Worse Than SMOKO E Cigarettes ? () Although often promoted as safer than traditional cigarettes, e cigarettes still harm the body in many ways. 1. Health Risks Most vapes contain nicotine, Is Vaping Better Than Smoking? Health Effects Compared Is Vaping Worse Than Smoking? Which Smoking Habit Puts You Most at Risk? Does Vaping Cause Lung Cancer? What We Know (and Still Don't)