Causes. 1  Asthma. 2  Pregnancy. 3  Deconditioning. 4  Hiatal hernia. 5  Pneumothorax. 6  Cardiac failure. 7  Pulmonary edema. 8  Sarcoidosis. 9  Interstitial lung diseases.
Mars Hill, North Carolina. Mars Hill is a town in Madison County, North Carolina, United States. The population was 1,869 at the 2010 U.S. Census. It is the home of Mars Hill University, the name of which was inspired by Acts 17:22. The town is located 15 miles (24 km) due north of Asheville, western North Carolina's largest city.
Society Hill, South Carolina. Society Hill is a town in Darlington County, South Carolina, United States. It is the oldest community in Darlington County. The population was 563 at the 2010 census, down from 700 at the 2000 census. It is part of the Florence Metropolitan Statistical Area.