No action will be taken by the researchers on this group's treatment program.

Parkinson's upper extremity rehabilitation generally consists of stretching, strengthening, coordination, recreational activities and skill activities. Exercises will be prescribed by the clinical specialist physician and physiotherapist.

This test assesses gross manual dexterity. The number of wooden blocks moved during 60 seconds gives the total score. A high score indicates good dexterity.

This test assesses gross manual dexterity. The number of wooden blocks moved during 60 seconds gives the total score. A high score indicates good dexterity.

GRP-PC will used to assess patient-perceived hand dexterity changes after the routine intervention. The patient will first asked, "Has your hand dexterity changed compared to when you did not receive interventions?". If the answer is no, the person will given a score of 0 (i.e. no change). In the case of positive response, the patient will asked, "How much better or worse is your hand dexterity" and the patient response will scored on the following 14-point Likert scale: +7 (very much better), +6 (much better), +5 (better), +4 (relatively better), +3 (somewhat better), +2 (a little better), +1 (very little better), -1 (very little worse), -2 (a little worse), -3 (somewhat worse), -4 (relatively worse), -5 (worse), -6 (much worse), and -7 (very much worse). This form will only be used to classify patients' satisfaction with treatment at the end of the study.

This form was created by researchers and it consist of personal informations such as gender, education, age, body mass index, dominant and affected extremity, disease duration, using medicine