What are the common symptoms of parkinson's disease?

Motor manifestations: Tremor involving extremities at first, often progressing to trunk and head, reduced facial expression, shuffling gait, difficulties initiating behavior, and "freezing" episodes are typical. Medications help, and in some cases deep brain stimulation is considered. Activity therapy can also improve quality of life. See http://cpancf.Com/articles_files/motivationandinitiativeparkinsonsdisease.Asp.

Here's a Brief list: Physical symptoms can include tremor of limbs at rest>in posture or in action; slow movements & stiff (rigid) muscles causing quiet facial emotions, softer voice, bent forward head & neck posture, decreased arm swing, slow-shuffled walk, small/scratchy penmanship, etc. Non-physical symptoms can include cognitive decline, depression, anxiety, sleepiness, constipation, ed, low bp, acting-out dreams.