Teens inhale cancer causing chemicals in e cigarettes E Cigarettes, Vapes, and other Electronic Nicotine Delivery Systems (ENDS) FDA E cigarettes Stress Lungs, Impair Protein Function News Release PNNL What to Know About Electronic Cigarettes (E Cigarettes) The evidence is clear: Young E cigarette users suffer from respiratory symptoms American Lung Association Electronic Cigarettes New Hampshire Department of Health and Human Services