People are really out here thinking vaping isn't killing you : r confidentlyincorrect How many people still die of lung cancer after quitting smoking? By age (by reddit user daysleeperrr) New study comes the closest yet to proving that e cigarettes aren't as dangerous as smoking E cigarettes are likely to cause cancer, including in the lungs and mouth, according to a sweeping review of scientific evidence that challenges their positioning as a safer alternative to smoking. There is