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| how does it affect the body? | |
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| muscle weakness and atrophy occur disprotionately on both sides of the body | |
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| does it affect a certian age group? | |
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| age 40 to 60 it is more common in men than in women | |
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| what part of the body does it affect | |
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| symptoms are usually noticed first in the arms and hands,legs,or swallowing muscles | |
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