Hi Doctor, I'm A 17 Years Old Female, I Have

Hi doctor, I'm a 17 years old female, i have been a mouth breather since i was a child, it's affecting my facial structure and my teeth, I've put braces 2 times in my life and it's going back to normal, i mean I'm not happy with my teeth, and the bridge of my nose has changed shape due to mouth breathing, i need solutions, please..