Secondhand e cigarette aerosols expose kids to less nicotine than cigarettes, study finds, but can still be risky CNN How to Vape: A Beginner's Guide to Inhaling OK Vape Vaping Versus Smoking: Are Electronic Cigarettes the Savior? Arteriosclerosis, Thrombosis, and Vascular Biology Vaping Cancer Council SA E Cigarettes & Vaping: Facts for Parents HealthyChildren.org Vaping vs. smoking: Long term effects, benefits, and risks