Health Effects of Vaping Smoking and Tobacco Use CDC 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. Vaping is on the rise among young people, often seen as harmless but it carries serious health risks, including impacts on Mental Wellbeing. Recognising the signs of vaping and starting open, judgement free Student Vaping Still a Health and Safety Issue in Schools NEA