Diabetes mellitus (DM) is characterized by hyperglycemia with disturbance of carbohydrate, fat, and protein metabolism resulting from defects in insulin secretion, insulin action or both. Type II Diabetes mellitus (TIIDM) is the most common presentation of the disease accounting for almost 90% of all diabetes cases worldwide. Diabetic neuropathy is the common complication of diabetes and is due to high blood sugar, chemical changes that occur in the nerves The present study was performed on 30TIIDM subjects who recruited from OPD of the Department of Medicine, National Institute of Medical Sciences and research, Hospital, Jaipur and equal number of control subjects are included for the study.Nerve conduction study is a medical diagnostic test, commonly used to evaluate the ability of electrical conduction, of motor and sensory nerves. This study signifies that the sensory nerves are more susceptible for changes in conduction velocity than the motor nerve conduction velocity.