The Mysterious Vaping Illness That's 'Becoming an Epidemic' The New York Times Most people know that smoking is bad for your heart but did you know that vaping isn't a safe alternative? Vaping can have serious effects on your heart health, increasing Vaping Dangers: What's Causing All the Deaths? What Does Vaping Do to Your Lungs? Johns Hopkins Medicine Chest Pain From Smoking Weed 4 Reasons Curious about the difference between healthy lungs and a vapers lungs? See how vaping impacts your lungs, and why its best to quit early.