E Cigarettes, Vaping & Lung Health Pulmonary & Respiratory Care Loma Linda University Health E cigarette use is linked to higher heart attack risk, especially in former smokers Is Vaping Worse Than Smoking? Hartford HealthCare CT Secondhand vape plumes could form lung damaging radicals American Chemical Society Vape ban will prevent nicotine addicted children health body Secondhand e cigarette aerosols expose kids to less nicotine than cigarettes, study finds, but can still be risky CNN