The U.S. is widely considered the bastion of capitalism, and large parts of Scandinavia and Western Europe are considered socialist democracies. However, the truth is every developed country has some programs that are socialist. An extreme form of socialism is communism.
1 A sprain is abnormal stretching or tearing of a ligament that supports a joint. 2  A strain is abnormal stretching or tearing of a muscle or tendon. 3  Sprains and strains may be caused by repetitive activities or by a single event.
Credit: The US Army CC-BY 2.0. The difference between these injuries is not a matter of severity; it is which part of the body is affected. WebMD explains that both fractures and sprains are potentially serious injuries, and they are often hard to tell apart since the damage is internal. According to HowStuffWorks, there are some signs that point to a fracture. Fractures are often accompanied by a loud crack or popping sound when the injury is sustained.