You do something to satiate yourself. Foods high in fiber help with that, to some extent. It's really a matter of how long we've been overeating. Over time, ou

You do something to satiate yourself. Foods high in fiber help with that, to some extent. It's really a matter of how long we've been overeating. Over time, our body adjusts to accept that as the new norm, or set point for food intake. It just takes more time to sensitize yourself again to less food making you feel "full".