Research in military physiology began in 1950 through a small group of scientists and medical physiologists at Defence Science Laboratory, Delhi. In 1962, Defence Institute of Physiology & Allied Sciences (DIPAS) was established with the thrust area of high altitude physiology, nutrition and biochemistry of human in severe stress environment and ergonomic assessment of workstations and man-machine interface. In 1968, DIPAS was relocated within the premises of Army base Hospital, Delhi Cantonment. In 1993, DIPAS was shifted to its present permanent premise at Lucknow Road, Timarpur, Delhi.