That big claim that vaping leads to smoking may be based on insubstantial evidence Most e cigarettes contain nicotine, which is highly addictive. Putting maximum limits on the nicotine strength of e cigarettes, along with evidence based tobacco control strategies, may help reduce youth e cigarette use and increase quitting Public Health Consequences of E Cigarettes The impact of e cigarette exposure on different organ systems: A review of recent evidence and future perspectives ScienceDirect Existing debates and controversies with e cigarettes as a cause of Download Scientific Diagram