Answer:
common primary diseases of the muscular system include inflammatory myopathies, such as polymyositis and dermatomyositis, muscular dystrophy, myasthenia gravis, amyotrophic lateral sclerosis, rhabdomyolysis, and cardiomyopathy, among others.
Answer:
: Inflamatory myopathies
and the most common one is duchenne muscular dystophy
