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    WebMD Symptom Checker

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    WebMD Symptom Checker

    Muscle stiffness (rigidity) and Restless or irritability

    WebMD Symptom Checker helps you find the most common medical conditions indicated by the symptoms muscle stiffness (rigidity) and restless or irritability including Exercise or physical activity, Sleep deprivation, and Dehydration (Children).

    There are 20 conditions associated with muscle stiffness (rigidity) and restless or irritability. The links below will provide you with more detailed information on these medical conditions from the WebMD Symptom Checker and help provide a better understanding of causes and treatment of these related conditions.

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