the brainwashing that these things are good for you is the worst and hardest part of breaking the habit, even when your symptoms from their damage are so bad you are, like i was, literally losing your vision, your ability to walk even...
and it's not just stuff we eat and drink and inhale, i also have put down the phone and stopped using it, i don't even have a nostr client on it and don't run any chat clients on it anymore and in fact, avoid taking it with me unless i'm going to really unfamiliar places.