Increased dopamine activity is associated with symptoms similar to those seen in whereas reduced dopamine activity produces symptoms similar to those seen in

Increased dopamine activity is associated with symptoms similar to hose seen in schizophrenia, wheras reduced dopamine activity produces symptoms similar to those seen in Parkinson's disease. There is a dopamine level over activity in schizophrenic individuals which causes their hallucinations. Parkinsons disease, however, has reduced dopamine level that is a factor for motor control.