Former heavyweight boxer Muhammad Ali suffers from symptoms that are very similar to Parkinson's disease. Hesometimes experiences muscle tremors and has difficulty initiating movements or speech. To help reduce these symptoms, Ali takes a drug called:

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L-dopa is a drug commonly used to treat the symptoms of Parkinson's disease, including muscle tremors and difficulty with movement and speech. It is a precursor to dopamine, a neurotransmitter that is deficient in Parkinson's disease. L-dopa is converted to dopamine in the brain, which helps to alleviate symptoms. It is likely that Ali's symptoms are being treated with L-dopa or a related medication.

Former Heavyweight Boxer Muhammad Ali Suffers from Symptoms That Are