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• A to Z: Myalgia

  Learn about causes of muscle pain and conditions that affect muscles and muscle groups.

• A to Z: Myasthenia Gravis (MG)

  Learn about myasthenia gravis, an autoimmune disease that causes weakness in the voluntary muscles.

• A to Z: Myelomeningocele

  Learn about birth defects and conditions that affect the spinal cord and spinal column.

• A to Z: Myoclonus

  Learn more about the central nervous system and symptoms of nervous system disorders.

• A to Z: Myopia

  Myopia is nearsightedness, a common condition in which someone can see things that are close clearly, but things that are farther away appear blurry.

• A to Z: Myositis

  Learn about causes of muscle weakness and conditions that affect muscles and muscle tissue.

• A to Z: Myringitis, Bullous

  Learn about bullous myringitis, an infection of the tympanic membrane (eardrum).

• A to Z: Myringitis, Infectious

  Learn about bullous myringitis, an infection of the tympanic membrane (eardrum).