Vaping nicotine and mental health Electronic Cigarette Use and Risk of Hypertension: The Hispanic Community Health Study Study of Latinos (HCHS SOL) ScienceDirect Vaping and Electronic Cigarette (E Cigarette) Products Cattaraugus County Website Vaping and E cigarettes American Dental Association 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.