E Cigarettes, Vapes, and other Electronic Nicotine Delivery Systems (ENDS) FDA What's the Difference Between E Cigarettes and Vapes? Grow Strong KC Some reports state that these new, flavored smoking devices are less harmful than tobacco cigarettes but how safe is vaping? In this third part of a four part series, China Daily examines the The impact of e cigarettes versus traditional cigarettes on long term cardiopulmonary outcomes American Journal of Physiology Heart and Circulatory Physiology American Physiological Society