E Cigarette Use Among Youth Smoking and Tobacco Use CDC 5 Vaping Facts You Need to Know Johns Hopkins Medicine Vape check! Addiction can happen faster than you think. High levels of nicotine in vapes are designed to keep you hooked. After each puff, nicotine levels drop leaving you anxious, restless 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