Vaping Impairs Vascular Function, Even Without Nicotine, Study Finds Vaping Is Far From Harmless NOVA PBS Secondhand e cigarette aerosols expose kids to less nicotine than cigarettes, study finds, but can still be risky CNN Vaping (e Cigarette, Marijuana) Facts, Health Risks, Mental Health, Cough, Addiction The Long term Effects of Vaping on Pulmonary Function RT Will vaping bans do more harm than good? Some public health experts say yes.