Does Vaping Lead to Smoking? New Analysis Underscores Health Risks of E Cigarettes Johns Hopkins Medicine This is what John Hopkins had to say Both smoking and vaping involve heating a substance and inhaling the resulting fumes. With traditional cigarettes, you inhale smoke from burning tobacco. With Vaping is not harmless. A new study from Johns Hopkins Medicine reveals that e cigarettes significantly increase the risk of COPD and high blood pressure. Our own Dr. Todd Hoopman shares firsthand accounts