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 Many young people who vape have never smoked cigarettes. Research shows that young people who vape are more likely to go on to smoke cigarettes compared to those who don't vape. For The Demographics of E Cigarette Users [Part 1 of 3 Part Series]