? () Although often promoted as safer than traditional cigarettes, e cigarettes still harm the body in many ways. 1. Health Risks Most vapes contain nicotine, Secondhand Vape Exposure: Effects, Who's at Risk, and More Symptoms Of Second hand Vape Smoke 2nd Hand Vape Smoke Side Effects Health experts say not City Did you know that Secondhand vape and cigarette smoke have similar nicotine levels? For tips on how to protect yourself and your loved ones from toxic secondhand smoke please visit Does Second Hand Smoke Kill? SiOWfa16: Science in Our World: Certainty and Controversy Second hand vaping exposure very low compared to second hand smoking UCL News UCL University College London