Movement Disorders (Parkinsonism)
This is a very common symptom of Lewy body dementia present in about 80% of cases. Parkinson is an aggregate of several motor disorders that play out as a consequence of this disease. They include rigidity of the muscles, tremors, postural disturbance, and slowed movements.
Some of the motor symptoms of this disease occur on both sides of the body. They include reduced ability to make facial expressions, low volume of speech, staggering gait, falling, etc.