5 Vaping Facts You Need to Know Johns Hopkins Medicine Poll: About Half of Public Supports a Ban on Both Flavored and All E Cigarettes, Though Most Young Adults Are Opposed KFF Should all vapes be banned? _, A massive new study shows vaping causes cancer and damages your DNA. If you smoke and vape, your risk is 4x higher. Doctors say no vape is safe and companies are hiding Texas law bans disposable vapes and THC infused vapes. What happens when you quit smoking and start vaping?