Is Vaping Worse Than Smoking? St. Vincent's Medical Center ? () Although often promoted as safer than traditional cigarettes, e cigarettes still harm the body in many ways. 1. Health Risks Most vapes contain nicotine, The Dangers of Vaping Vaping Side Effects Allianz Psychiatry.org E Cigarettes and Vaping Vaping Possible Negative Effects on Lungs: State of the Art From Lung Capacity Alteration to Cancer Cureus