It’s true that you are trying to lose weight!
Equally true is that, being a woman makes you work even more to lose those extra pounds! ( You call it stubborn fat)
But still, when it comes to weight loss efforts, you clearly know what stops you from losing weight. Yes, you are the best person to answer, why you fail to lose weight. Have a look inside you, and honestly tell yourself what stops you from losing those extra pounds. Only when you accept the reasons of your weight loss struggle, you will be able to lose weight. The doctor can surely help. But only when you convince yourself of the reason or reasons.