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The cardinal motor symptoms are slowed movements (called bradykinesia), resting tremor (shaking in an arm or leg when it is not being moved), muscle rigidity (stiffness), and postural instability.
Other symptoms are listed below.
Symptoms typically begin on one side of the body (unilateral) and progress to include both sides.
Symptoms of Parkinson’s Disease (Not all people with PD develop all these symptoms.)

Motor Symptoms:
Tremor
Bradykinesia
Rigidity and freezing in place
Stooped, shuffling gait
Decreased arm swing when walking,
Difficulty arising from a chair
Micrographia (small handwriting)
Lack of facial expression
Slowed activities of daily living
Postural instability
Difficulty turning in bed

Nonmotor Symptoms:
Diminished sense of smell
Low voice volume
Painful foot cramps
Sleep disturbance
Depression
Constipation
Drooling
Increased sweating
Urinary frequency/urgency
Male erectile dysfunction