The impact of e cigarette exposure on different organ systems: A review of recent evidence and future perspectives ScienceDirect How does e cigarette vapor alter the gut microbiome, body weight, and systemic inflammation levels? Vaping makes lung bacteria more harmful and cause more inflammation The Hidden Dangers: E Cigarettes, Heated Tobacco, and Their Impact on Oxidative Stress and AtherosclerosisA Systematic Review and Narrative Synthesis of the Evidence E cigarettes potentially harmful: PET imaging shows greater lung inflammation in e cigarette users than cigarette smokers EurekAlert! Vaping propylene glycol and vegetable glycerine may lead to lung inflammation