I stopped smoking after reading
https://quitsmokingcommunity.org/smo...d-oral-health/ , and I must say, they have the best community for someone who wants to quit smoking.
My biggest problem is that I vape right now, and I want to get rid of my yellow teeth right now. I am not sure if vaping also causes yellow teeth, and how much? I don't want to give up coffee, tea AND vaping! I don't think I would be able to do all of these things.