E cigarettes potentially harmful: PET imaging shows greater lung inflammation in e cigarette users than cigarette smokers EurekAlert! How does e cigarette vapor alter the gut microbiome, body weight, and systemic inflammation levels? ICYMI: How e cigarettes can break your heart Physicians for a Smoke Free Canada Cigarettes or vapes, pick your poison Fred Hutch Vaping makes lung bacteria more harmful and cause more inflammation The impact of e cigarette exposure on different organ systems: A review of recent evidence and future perspectives ScienceDirect