Arthritis leads to joint locking because as cartilage wears away, the ends of the bones that form a joint become rough. With severe disease, bone rubs on bone. As the joint moves, the rough edges can catch on one another.
State of Texas. Home. Texas is a state located in the American South and Southwest regions of the United States of America. With an area of 261,797 square miles (678,051 km) and a population of 23.5 million in 254 counties, the state is second-largest in both area and population. About half the state's population resides in Dallas-Fort Worth and Houston metropolitan areas.
10 Apr, 2012 when did 1. Florida is a state located in the southeastern part of the United States of America. It shares a border with Alabama and Georgia, and is flanked by the Gulf of Mexico to the west and the Atlantic Ocean to the east. Florida has the 4th largest population of any US state with approximately 19 million people. Since the first European contact in the 16th century, the area now known as Florida has a long and interesting history. Letâs take a quick look at this history.