what are the early signs of parkinson's disease?
['Tremor. Have you noticed a slight shaking or tremor in your finger, thumb, hand or chin? ... ', 'Small Handwriting. Has your handwriting gotten much smaller than it was in the past? ... ', 'Loss of Smell. ... ', 'Trouble Sleeping. ... ', 'Trouble Moving or Walking. ... ', 'Constipation. ... ', 'Masked Face. ... ', 'Dizziness or Fainting.']