Neurology is a branch of medicine that deals with the anatomy, functions and disorders of nerve & nervous system. Neurologist is a physician who is specialized in neurology. He can also be involved in the clinical practices or in the translational research. Neurology deals with the diagnosis and treatment of all categories of central and peripheral nervous system. The various diagnosis and treatment of nervous system are brain, spinal cord, nerves etc. A large number of neurological disorders have been described as listed. These can affect the central nervous system (brain and spinal cord), the peripheral nervous system, the autonomic nervous system, and the muscular system.