July 6, 2009


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When Dizzy Equals Danger When Dizzy Equals Danger
Many people experience dizzy spells, but how much is too much? Learn when dizzy equals danger.See more WebMD Videos »


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Amyotrophic Lateral Sclerosis »

Amyotrophic lateral sclerosis (ALS) is a disease of unknown cause characterized by slowly progressive degeneration of upper motor neurons (UMNs) and lower motor neurons (LMNs).

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