The Impact of E Cigarettes on the Lung Providers AmeriHealth Caritas Pennsylvania Vaping and COPD E cigarette use tied to increased COPD, asthma risk MDedge Top 5 favorite pro vaping pro harm reduction studies. There are tens of thousands of them, but there are my five favorite most compelling studies done on the topic of nicotine vaping for tobacco Vaping May Seem Safer Than Cigarette Smoking, but It Still Raises Lung Disease Risk E Cigarette use linked to COPD and hypertension in large study