Ataxia means without coordination. People with ataxia lose muscle control in their arms and legs, which may lead to a lack of balance, coordination, and trouble walking. Ataxia may affect the fingers, hands, arms, legs, body, speech, and even eye movements. Learn more >
Huntington disease is a brain problem in which brain cells (neurons) in parts of your brain start to break down. As the neurons break down, it can lead to emotional problems, thinking problems, and uncontrolled movements.
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