Smoking and vaping are often compared, but neither is harmless. While they work differently, both can expose the lungs to addictive nicotine and harmful chemicals that impact breathing and overall health. Smoking 5 Vaping Facts You Need to Know Johns Hopkins Medicine What Does Vaping Do to Your Lungs? Johns Hopkins Medicine Are Nicotine Free Vapes Safe? The Truth About 0mg Vaping Risks 9 Healthy Alternatives to Nicotine Vaping ARR Brand While vaping is not risk free, it is less harmful than tobacco Our World in Data