Are you having trouble breathing through your nose? Have you found out what brings you breathing difficulty? Several causes can be factors why you are experiencing difficulty breathing. It could be because of nasal obstruction, or chronic sinusitis, or probably a nose injury. In case there is an injury, you might be needing to undergo nasal surgery. At Refine Clinic there are experienced surgeons to take care of you. However, let us find out more information about why this difficulty breathing happens or can happen.