I just stopped one day after 15yrs of drinking every day.
There was a lot of behind the scenes things going on, I was affected physically, psychologically and emotionally.
The weeks leading up were spent pleading with myself literally...
I saw my addiction/compusion as a part of my subconscious I needed to reason with, for the benefit of all of me.
The day I stopped drinking I also stopped biting my nails... I find that the most odd funnily