Dr. Prithviraj Karak is Associate Professor of Physiology and Head of the Department of Physiology, Bankura Christian College, Bankura-722101. Dr. Prithviraj Karak did his Ph.D. in the year 2005 from Jadavpur University. Dr. Prithviraj Karak has significantly contributed in the field of Human Physiology, Herbal Drug Technology, Environmental Microbiology, Nutritional status of rural School children & Sports and Exercise Physiology, Dr. Prithviraj Karak has got more than 24 years of teaching and research experience in Human Physiology and he has published 46 research articles in well reputed International and National Journal. He has attended many International and National seminars and conferences. He is a life member of Physiological Society of India (PSI) and National Environmental Science Academy (NESA). Dr Karak was organized 2-International Seminar as a joint-organizing secretary; 1-Work shop as organizing secretary; as a convener 2-National Conferences were organized; as scientific committee membership 2-International Conference was organized and as organizing committee member 1-symposia was organized. He was also organized 3-workshop (COVID-awareness programme, AIDS awareness programme and Conservation of Flora, Fauna, Nature scape & Human scape of Bankura Municipality). He also served as Chair in International Conference (3rd Pharm. Tech. IAPST International Conference on 19th and 20th January, 2019) in Orissa; chair a digital poster evaluation session on Inte