Vaping is NOT Harmless. Know the long term effects before it's too late! Most e cigarette liquids contain high levels of nicotine, which is highly addictive. Despite the legal age being 21, vaping devices Health Risks of E cigarettes E cigarettes and other types of 'vaping' devices are still fairly new, and more research is needed over a longer period of time to know what the long term health While vaping is not risk free, it is less harmful than tobacco Our World in Data Does vaping (using e cigarettes) make a difference to our health and are there harms with second hand vaping? iHealth Facts