Parkinson's disease is a disease that mainly affects middle-aged and elderly is characterized by tremor and rigidity, slow movement. It is also known as PD or Parkinson's disease. The first symptoms of PD are subtle and occur gradually. Parkinson's disease belongs to a group required the movement disorders. As well as chronic illness, which means that for a long time, and progressive, which means an increase in his symptoms worse time. Cardinal, parkinsons disease early symptoms, features are resting tremor, rigidity, bradykinesia and postural instability, parkinsons disease early symptoms, .