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WebMD Symptom Checker

Fatigue, Hot flashes, Irregular heartbeat and Muscle stiffness (rigidity)

WebMD Symptom Checker helps you find the most common medical conditions indicated by the symptoms fatigue, hot flashes, irregular heartbeat and muscle stiffness (rigidity) including Exercise or physical activity, Heart rhythm disorder, and Medication reaction or side-effect.

There are 85 conditions associated with fatigue, hot flashes, irregular heartbeat and muscle stiffness (rigidity). 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.