Medical Infograph. This Infograph compares the potential health risks Download Scientific Diagram E Cigarettes, Vapes, and other Electronic Nicotine Delivery Systems (ENDS) FDA A Single Session of Vaping Can Hurt Your Lungs E cigarettes can emit formaldehyde at high levels under conditions that have been reported to be non averse to users Scientific Reports Read "Public Health Consequences of E Cigarettes" at NAP.edu