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As the title implies, this video describes how muscles work. It shows the anatomy of the muscle in relation to bone but also the structure of muscle at the microscopic level.

This video contains an artist's representation of what bone looks like at the microscopic level. While many think that bone is simply a solid piece of calcium, it is actually a living, changing tissue with blood vessels and various small areas of open space.

This video shows an animation of the normal anatomy of bone and what occurs to bone that is affected by osteoporosis. It also explains why osteoporosis is more likely in to occur in women and as we age.

This animated video not only shows a knee arthroscopy from start to finish, but gives a representation of what the surgeon sees through the tiny camera during arthroscopy. It also provides a view of the anatomy of the knee joint and how it works and moves.

The Achilles tendon is the major tendon that connects the lower leg to the foot. Without your Achilles tendon, you would not be able to point your foot or walk effectively. This narrated animation describes how tears in the Achilles tendon are repaired surgically.

This animation explains the meniscus of the knee, why it is important for knee function and what symptoms occur when it is diseased.

This video describes the two types of osteoporosis, the symptoms that it may cause, the tests used to diagnose osteoporosis, and some treatment options. Note the estrogen replacement therapy mentioned in the video may not be appropriate for most patients.