Osteoarthritis of the Knee

Arthritis of the knee is most often osteoarthritis, a degenerative disease where cartilage in the joint gradually wears away. In rheumatoid arthritis, which can also affect the knees, the joint becomes inflamed and cartilage may be destroyed. Arthritis not only affects joints, it may also affect supporting structures such as muscles, tendons, and ligaments.

Read more: http://www.arthritis-symptom.com/Osteoarthritis-Symptoms/osteoarthritis-knee.htm#ixzz2bsvMZqiL
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