The nervous system controls a vast range of body functions, including movement. Diseases of the nervous system can affect any of the functions it controls. Parkinson’s disease is an ailment that affects the nervous system’s ability to control movement. Causes of Parkinson’s Disease When Parkinson’s disease is present, nerve cells in the brain start to break down….

Our nervous system controls all that we do, see, feel and experience in our lives. It is a complex and highly specialized network that stores knowledge, transmits information and guides our actions. The core of the nervous system comprises of the brain, the spinal cord, muscles and the huge volumes of nerves that connect them….