sweating will not directly effect your stomach
there are a lot of factors, the first thing women need to do is stop chasing pussy in the gym. meaning stop looking at the most fit females you see and think you will ever be like them. they have been at it for their entire lives and have good genetics
you can only worry about being the best you can be. i would love to work with you on fixing your diet. I run specials for consults for females, i can help you lose that belly.. hit me up