We should never ask “What’s wrong with me/you?” We need to ask, “What happened to me/you?”
Most people with mental issues have gone through some kind of trauma and usually, the issues will not be resolved successfully until the underlying trauma is addressed. Check out this video:
Check out Emotional Freedom Technique (EFT )here and here. EFT has proved to be a remarkable tool for healing trauma, anxiety, fear, etc. Try it out!