Men love to be independent and the moment a man realizes that he has found himself in a codependent relationship, he will tend to walk away slowly.
Even if it hurts him, the thought of depending on someone scares him.
Codependency brings with it a lot of other problems, like stopping spending time with friends and family or simply the lack of time for themself.
If a relationship is about giving up other parts of your life, guys simply aren’t up for that.