What are the symtons of parkinson's disease?

Parkinson's Disease: Parkinson disease or "shaking palsy" starts typical with a mild to moderate shaking or tremor of the hands, sometimes called a "pill rolling tremor" where when the hand is at rest the patient looks like they are rolling a pill between the thumb and index finger. The tremor and plasy can continue with the time to affect all four limbs causing gait or walking difficulties among other issues..

Parkinson Symptoms: Non-motor Symptoms occur 3-20 yrs before motor symptoms. They are REM Sleep Behavior Disorder, Constipation, Decrease or loss of smell, anxiety and depression. Motor symptoms occur when 67% of the neurons that produce dopamine in the Substantia Nigra. They are Rigidity, Slowness of movement +/- tremor. A soft voice, masked face, small handwriting & shoulder pain can also occur.