As someone who has struggled with physical and mental addictions for my entire life: breaking a physical addiction is trivially easy compared to breaking a mental addiction. And breaking a physical addiction is really hard (I'm currently suffering withdrawal effects from a recent decision to quit vaping nicotine and it sucks).
Mileage varies for different people, of course. But dopamine is dopamine and addiction is addiction and it's neither kind nor fair to tell someone else that their addiction isn't real because there's no change in their blood chemistry.
Mileage varies for different people, of course. But dopamine is dopamine and addiction is addiction and it's neither kind nor fair to tell someone else that their addiction isn't real because there's no change in their blood chemistry.