What's the Difference Between E Cigarettes and Vapes? Grow Strong KC E cigarettes and health here's what the evidence actually says Vox All E Cigarettes Emit Harmful Chemicals, but Some Emit More Than Others Berkeley Lab Berkeley Lab News Center E cigarettes linked with blood vessel damage National Institutes of Health (NIH) E Cigarettes More Effective Than Counseling for Smoking Cessation DAIC Plans for the First E cigarette Went Up in Smoke 50 Years Ago