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| | SWELLING |
 | | Swelling is simply defined as the enlargement of an effected body part, generally arm or leg as a result of fluid rentention. |
 | | This temporary swelling may be caused by an infection, burn or sunburn, insect bites, an injury to the leg such as a sprain, surgery, or even medications such a hormone drugs, steroids, blood pressure drugs, or may be an allergic reaction in which is it referred to as angioedema. |
 | | Swelling on the back of the knee may be caused by a popliteal (or Baker's) cyst. |
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