Neurological disorders are medically defined as disorders affecting the nerves found in the brain and the human body and spinal cord. Structural, biochemical, or electrical abnormalities in the brain, spinal cord, or other nerves can cause a variety of symptoms. Common neurological disorders Brain Stroke - A stroke, sometimes called a stroke, occurs when the blood supply to part of the brain is interrupted or a blood vessel in the brain bursts. In both cases, parts of the brain are damaged or die. A stroke can cause permanent brain damage, long-term disability or death. Paralysis - Paralysis occurs when you are unable to make voluntary muscle movements. Strokes are caused by problems in the nervous system. Uninjured nerves send signals to muscles. These signals cause the muscles to move. When you're paralyzed or paralyzed, you can't move your body. Dementia - Dementia is a term used to describe a group of symptoms that affect memory, thinking and social ski...