The causes of muscle inflammation multiple. Tie up at the same time, also do not know for sure, but from many medical evidence to believe associated with infection, such as some kind of virus. Or something (such as a toxinCause the abnormality in the immune system of the body or allergy by the cells of the body reaction against these issues Phra sangkharat destruction of skeletal muscle and their sometimes have a reaction caused การอักเสบของ jointsAnd the skin was inflamed.