The department was found 09 december 1922 year at Baku medical University and named "General hygiene". From date of found till 1926 year professor Malenyuk Vasily Diomedovich was leader of department. At this time Jabbar Ildirim and M.M. Efendizade were in staff of department. At 1926-32 years the leader of department was professor Omar Aliyevich Bayrashevsky. During this period N.K. Shifrin, Y.R.Shic, A.N.Conovalov and C.R.Nuriyev were invited as a teacher in department. There were several scientific researchs in hygienic field at 1922-30 years. At 1930 yaer the medical faculty was separated from Baku University and found Azerbailan Medical Institute and this event had big influence on the development of hygiene science. From 1932 till 1939 year Jafar Rajab Nuriyev was a leader of department. Many of his researchs were dedicated to the hygienic meaning of water suply in Baku and Azerbaijan regions. From 1939 till 1963 year a leader of department was the first azerbaijanian medical doctor, professor Mustafa Mammad Efendiyev. His researchs were about physical development of children and teenagers of Azerbaijan, problems of protection of mothers and babies health, influence of environment on children health, sanitary protection of atmospheric air, sources of water suply in republic cities and regions. M.M.Efendizade prepared about 20 scientific researchers. From 1963 ll 1965 year the leader of department as dosent Nagı Jafargulu ogli Bagirov. From 1965 till 1992 year the leader of department was professor İsmayıl Gadji Rza Samadov. His researchs were about problems in agricaltural works and hygiene of chemical poisons. At the period of professor İ.G.Samadov's lead 2 textbooks were translated from pussian to azerbaijan language, were written several methodic textbooks. Professor İ.G.Samadov prepared about 14 scientific researchers.