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.
Texas Population 2017. Texas is the largest of the 48 contiguous US states and sits in the South Central part of the country along the US-Mexico border. Given its large size, which ranks 2nd in the nation behind Alaska, it's no surprise that Texas has a large population, which places it behind California as the 2nd most populous state.