While vapes are less harmful than cigarettes, they shouldn't be used by those who don't smoke. Vaping and nicotine can have a harmful effect on the body, especially in children Psychiatry.org E Cigarettes and Vaping Global youth vaping and respiratory health: epidemiology, interventions, and policies npj Primary Care Respiratory Medicine Global youth vaping and respiratory health: epidemiology, interventions, and policies npj Primary Care Respiratory Medicine