Author(s): Md Tanwir Alam; Izharul Hasan; Wasim Ahmad; Aisha Perveen; Shaista Perveen

Abstract: Unani (Greco-Arabian-Indian) system of medicine (USM) is one of the ancient but effective mode of treatments, still prevails in major part of the world with different names. In recent era it is mainly practiced in Indian sub-continent with different names like, Unani medicine, Eastern medicine, Arabic medicine, Prophetic medicine etc. Its roots dated back to Greek era and it was flourish well in the hand of Arabian philosopher. It reached its apex in the middle Ages.Unani medicine is known for its unique concept and rational approach for exploring the unsolved and difficult problems of health and diseases. The wordFalij or Falij-e-Nisfi is analogue with “Hemiplegia.” which means paralysis in entire longitudinal half of the body from head to foot. The first medical study of the disease palsy is attributed to Ibn Sina/ Avicenna (979-1037 A.D.). In this article authors describe about the concept, risk factors, causes, pathophysiology and classification of Hemiplegia in USM.