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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.
The study found tremor was the main form of movement disorder, affecting 14.5 percent of the study. Only 7 percent of those with a movement disorder suffered from Parkinson's. Here are the Top 10 causes of shaking hands and the remedies recommended, based on medical studies:1. Essential Tremor is the Most Common Cause of Shaky HandsEssential tremor (the word essential in this case means a condition that exists on its own) is one of the most common reasons for shakiness.