The release of chemicals and the compression of nerves in the area of injury cause pain. The pain and swelling can keep the athlete from using the injured part, serving to protect it from further injury. However, often times, the body's response is excessive.
Hudson is a city in Lenawee County in the U.S. state of Michigan. The population was 2,307 at the 2010 census. The city is located within Hudson Township, but is politically independent.
City of the Village of Clarkston or Clarkston is a small city located in Oakland County in the U.S. state of Michigan. The city is approximately one half square mile and is surrounded by Independence Charter Township. The population was 882 at the 2010 census.