It was Sir Jay Holder, who once said, “The nervous system holds the key to the body’s incredible potential to heal itself.” This is clarified by Dr. Hahnemann himself in §16 of the Organon of Medicine, where he says, “… spirit-like alternative powers of the serviceable medicines acting upon our spirit-like vital force, which perceives them through the medium of the sentient faculty of the nerves everywhere present in the organism …” So, these two quotes must tell you the role played by the human nervous system in healing the sick. But, the human nervous system is not only important,it is also very complex. So, this course aims to unravel the nervous system – each and every part of it. We will try to deconstruct the whole machinery of the nervous system in an attempt to study it in detail. Beginning with detailed discussion on the functional anatomy and physiology of the nervous system, we will go through the Clinical Examination and Investigations for neurological disorders, and finally, we will study the common presenting complaints that patients with neurological disorder present with.