There are many issues inside the nose that can cause breathing problems, such as a deviated nasal septum, valve collapse, vestibular stenosis, turbinate hypertrophy, a broken nose, allergies, and chronic sinusitis. Each one of these issues are treated differently with either medications or surgery. Once patients have failed medical therapy, consider surgical intervention. A recessive chin is treated cosmetically with a chin implant. A chin implant will have no bearing on the way the teeth fit together. Chin implants are manufactured in a variety of sizes and shapes, are composed of Silastic, and are inserted through a submental approach under local anesthesia as an outpatient procedure. For many examples and more information, please see the link and video below