Sprains




Acromioclavicular Joint (AC Joint) Overview and Injuries

The abbreviation AC or AC joint stands for the acromioclavicular joint. The acromioclavicular is one of the three articulations of the shoulder girdle. See the shoulder complex for a general overview of the shoulder girdle and its joints.

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Anatomy of Torn Cartilage and Other Knee Injuries

The human knee is a very complicated joint. Two major bones come together at the knee — the femur (thigh bone) and the tibia — (shin bone). There is a third bone located at the knee — the patella (knee cap), but it does not participate in the joint between the femur and the tibia. The lower end of the femur has two side-by-side convex curved surfaces, while the upper end of the tibia has two side-by-side concave curved surfaces. The convex surfaces on the femur are obviously designed to fit into the concave surfaces on the tibia. But there are several things located in between.

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Wobble Boards, Bosu Balls, or Foam: What's The Difference?

You've probably seen a wobble board before. They are these round discs with a ball or disc underneath them. Bosu balls are similar but they are more like a half swiss ball with a platform attached. Figure 3 below shows a boy jumping from bosu ball to bosu ball using the "ball" side. These can also be turned over on a hard surface so that the ball is a pivot. People use this method for pushups, for instance.

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First Aid For Musculoskeletal Injuries

The first part will focus on the soft tissue injuries that a bodybuilder or strength athlete may incur and the important first steps one should take to ensure a speedy recovery. It will not go into specific exercise and sports injuries and is not meant as a comprehensive guide or a replacement for professional medical advice.

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