Parkinson’s Disease Definition: Parkinson’s disease (PD) occurs when the brain cells which make dopamine, a chemical that coordinates movement, stop working or die. Because PD can cause tremors and …
Multiple Sclerosis Definition: MS is a chronic autoimmune disease of the central nervous system. Since that includes the brain, spinal cord and optic nerve, MS can affect vision, memory, …
Cerebral Palsy Definition: A motor disorder, originating in the central nervous system, that causes muscle weakness that affects movement and muscle tone. Causes: CP is caused by damage to …