is a disease that affects the voluntary muscles (those controlled by one's will) in which nerve impulses are impaired, resulting in fatigue, weakness, and difficulties controlling muscles.

Respuesta :

Answer:

Myasthenia gravis

Explanation:

Myasthenia gravis is an uncommon (20 per 100000) chronic autoimmune neuromuscular disorder characterized by weakness in the skeletal muscles that worsens with exertion and improves with rest, this happens due to an error in the transmission of nerve impulses to the muscle. Its causes are unknown but it is treatable.

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