eventually fatal being diagnosed with Parkinsons disease in 1984 Muhammad Ali began showing symptoms of the disease Ali was unable to speak diagnosed with Parkinson's back in 1984 being diagnosed with Parkinsons disease in 1984 being diagnosed with Parkinson’s disease in 1984 diagnosed with Parkinson’s in 1984 being diagnosed with Parkinsons disease in 1984 diagnosed with Parkinson’s in 1984