That's always a question of proportion. It's all in the mix. It's sure carcinogenic and surely beats the lung up in a lot of ways. It also does statistically, by my own observation, lead to a significant lack of all kinds of activities.
For example, it frequently leads to a lack of believe in - or even just consideration for - how terrible substance consumption is, over all if not for the sake of nutrition.
For example, it frequently leads to a lack of believe in - or even just consideration for - how terrible substance consumption is, over all if not for the sake of nutrition.