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Many people associate shaky hands with Parkinsonâs disease, but the most common cause of shaking hands is actually essential tremor. Essential tremor is the most common neurologic disorder affecting adults, but itâs not well understood.
Uncontrollable hand shaking can be the result of many different causes. It can be a symptom of different medical conditions, as well as of aging and anxiety. Certain medications may also cause hand tremor, while some people may even be genetically predisposed to it.