Polymyositis. The muscles affected by polymyositis are the skeletal muscles those involved with making movements on both sides of the body. Although the disease can affect people of all ages most cases are seen in adults.
People who have polymyositis may experience discomfort pain and weakness in. Polymyositis is a disease that causes muscles to become irritated and inflamed. The muscles eventually start to break down and become weak.
In the strictest sense the medical definition of weakness refers to loss of muscle strength and this article is focused upon conditions that can result in a measurable loss of muscle function.
Both lead to symmetric weakness and some degree of muscle wasting atrophy. Polymyositis PM is a rare disease that causes chronic muscle inflammation and weakness. The muscles eventually start to break down and become weak. In the strictest sense the medical definition of weakness refers to loss of muscle strength and this article is focused upon conditions that can result in a measurable loss of muscle function.
