Essay On Autoimmune Disease

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Literature Review
All human bodies have an immune system, which is a complex network of cells and organs that protect the body from germs and other foreign substances. A mistake can make the body unable to tell the difference between foreign substances and the body’s own cells. When this happens, the body makes auto-antibodies that attack body cells by mistake. When a foreign substance invades your body (like a cold virus or bacteria on a thorn that pricks your skin) your immune system attacks it. It tries to identify, kill and get rid of the invaders that might harm you. But sometimes problems with your immune system cause it to mistake your body’s own healthy cells as invaders and then repeatedly attack them. This is called an autoimmune disease.
Polymyositis
It has been documented that the exact cause of this disease is unknown but could be caused by environmental factors. 1 The Mayo clinic further stated that an autoimmune disease is when auto antibodies attack your body’s own tissue. Their assumption is that an unknown occurrence in the body triggers the onset of Polymyositis...

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