Vaping isn't harmless. While e cigarettes don't contain tobacco, nicotine is highly addictive and can harm brain development. E cigarettes can cause EVALIa serious lung injury linked to vaping. Symptoms like cough, chest Tobacco use is one of the leading causes of death in the world and is a preventable risk factor of noncommunicable diseases for example cancer and heart disease. There is no safe VAPING VS. SMOKING Both smoking and vaping have side effects and risks. The long term health effects of electronic cigarettes (e cigarettes) are not fully understood, but the science indicates they are not a Does vaping (using e cigarettes) make a difference to our health and are there harms with second hand vaping? iHealth Facts