Is Vaping Worse Than Smoking? St. Vincent's Medical Center While vaping is not risk free, it is less harmful than tobacco Our World in Data Young people who vape are 3 times more likely to take up smoking cigarettes. Vaping can lead to lung damage and can be harmful for young brains, which are still developing until Is vaping more harmful than smoking cigarettes? More people incorrectly think so: Newsroom UT Southwestern, Dallas, Texas