Cigarette smoking is so harmful, in addition to the reasons cited by other comments, because you are inhaling burnt matter. Vaping doesn't involve this. Big di

Cigarette smoking is so harmful, in addition to the reasons cited by other comments, because you are inhaling burnt matter. Vaping doesn't involve this. Big difference between inhaling a heated liquid vs combusted solid. And yes the nicotine is mostly harmless. I rather enjoy my nic addiction with good black coffee.