5 Vaping Facts You Need to Know Johns Hopkins Medicine Vaping: A 30 Second High Don't Forget the Bubbles Teenagers and their parents should know about the effects of vaping nicotine during adolescence. Most vapes have very high levels of nicotine, a chemical that literally rewires your brain and gets you Vaping is banned in our schools. Did you know: Most vapes contain high levels of nicotine (often without the person knowing). The nicotine in one e cigarette can equal to 50 cigarettes Vaping Student Health & Well Being