A 2019 poll found that vaping among preteens and teenagers has reached a crisis stage, endangering years of public health initiatives that had reduced nicotine use. Parents ought to be worried because: Teens who vape are more likely to become addicted to nicotine. Children and teenagers who vape are exposed to hazardous chemicals and dangerous metals present in e-cigarettes. E-cigarette or vaping product use-associated lung damage (EVALI) is an enigmatic vaping-related ailment that is becoming...