Many young people who vape did not smoke cigarettes before they started vaping. But young people who vape are more likely to start smoking cigarettes than those who never vape. We've developed 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 There Are Now an Estimated 82 Million Vapers Worldwide Vaping Percentages UW CTRI UWMadison Vaping likely to cause lung and oral cancer, Australian researchers find in new review of evidence Vaping The Guardian BMC Series blog Social Inequalities in Vaping: Why Smoking Matters