Effects Of Second Hand Vape Smoke Second Hand Vaping Side Effects Do E Cigs Present A ? () Although often promoted as safer than traditional cigarettes, e cigarettes still harm the body in many ways. 1. Health Risks Most vapes contain nicotine, While early research suggests it may not be as dangerous as secondhand smoking, it's still not harmless, experts say. https: www.wate.com news does vaping cause secondhand smoke doctors explain the side effects ?utm_medium=social&utm_source Understanding Secondhand Vape Dangers and Their Impact on Your Lungs