The impact of e cigarette exposure on different organ systems: A review of recent evidence and future perspectives ScienceDirect TRDRP and American Heart Association gather national experts to better understand the health effects of e cigarettes TRDRP Vaping isn't harmless. While e cigarettes don't contain tobacco, nicotine is highly addictive and can harm brain development. E cigarettes can cause EVALIa serious lung injury linked to vaping. Symptoms like cough, chest New Respiratory Symptoms Tool Confirms: Vapers and Heated Tobacco Users Report Fewer Lung Symptoms Than Smokers CoEHAR