Nerves and Muscles Affected by ALS (IMAGE)
Caption
In amyotrophic lateral sclerosis (ALS), often referred to as Lou Gehrig's disease, motor neurons degenerate, as pictured, and eventually die. When the motor neurons die, the ability of the brain to initiate and control muscle movement is lost.
Credit
Image provided courtesy of The ALS Association, fighting Lou Gehrig's Disease on every front
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