The dangers of vaping Baylor College of Medicine Blog Network Stop the vaping, y'all. My son had to go to the hospital today because he was coughing up blood and had severe chest pain. The doctor told him he's lucky his lungs Can vaping damage your lungs? What we do (and don't) know Harvard Health Vaping vs. Smoking Which is Safer for Your Lungs? Think vaping is the "healthier" option? Think again. Both smoking and vaping come with serious risks to your lung health,