E Cigarettes and Pregnancy Maternal Infant Health CDC While vaping is not risk free, it is less harmful than tobacco Our World in Data Electronic Nicotine Delivery Systems (ENDS), including e cigarettes and vapes, are often perceived as a safer alternative to traditional tobacco. But is the evidence really supporting this belief? A recent umbrella review published Vaping and Electronic Cigarette Toxicity Overview and Recommendations (Project VECTOR) Intrepid Lab Lung cancer risks persist with e cigarette use after quitting tobacco smoking