Tag: tremor
Parkinson’s Disease: Understanding Tremor, Stiffness, and How Dopamine Replacement Works
Dec 11, 2025 / 12 Comments
Parkinson’s disease causes tremor, stiffness, and slowness due to dopamine loss in the brain. Dopamine replacement with levodopa improves movement but loses effectiveness over time. Learn how treatment works, why side effects happen, and what’s next for patients.
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