The present study was carried out in the thoroughbred stall housed horses maintained at College of Veterinary Science and Animal Husbandry, Bhubaneswar under hot and humid climatic conditions of Odisha with an objective to determine the effect of exercise on hematological and serum biochemical indices. Blood samples were drawn from jugular veins of the animals in the morning and 30, 240 and 480 minutes after exercise and subsequently assessed for haematological and serum biochemical parameters. | Effect of periodicity of exercise on serum metabolites of stall housed competition horses under climatic conditions of Odisha, India