Vaping Cannabis Produces Stronger Effects Than Smoking Cannabis For Infrequent Users Johns Hopkins Medicine Over 2 million kids use e cigarettes, and 4,000 try vaping every day. As students return to school, the risk of use increases through new stressors and peer pressure. Through our new youth Smoking vs. Vaping Weed: Know the Facts Hackensack Meridian Health Vapes FRANK Vaping has become common, but it's important to know what you're inhaling. Many e cigarettes contain nicotine, heavy metals like nickel and lead, and chemicals that can harm your lungs and overall health. THC Oil: Risks, Addiction, and How to Get Help