Purpose: The purpose of the presented scientific research was, on the basis of somatoscopic indicators, to substantiate the biological prerequisites for the introduction of corrective and preventive measures into the educational and training process of young athletes specializing in hand-to-hand combat. Material and Methods: The scientific study involved 150 athletes specializing in hand-to-hand combat, aged 8–14 years. The problems identified during the study were solved using generally accepted methods: theoretical analysis of scientific literature on the chosen research topic; the Torso program was used to determine the types of posture, visual screening of the state of the biogeometric profile of the posture of young athletes specializing in hand-to-hand combat included a focus on the tribal system and the use of a method for comparing individual posture on a photogram and methods of mathematical statistics. Results: It has been established that poor posture of various types is common among athletes aged 8-14 years, specializing in hand-to-hand combat, covering a contingent of 46.7 to 60% in different age groups. Based on the results of screening the biogeometric profile of posture of an experimental contingent of young athletes specializing in hand-to-hand combat, a general tendency was traced to a decrease in the average values of the number of points at high and medium levels of the state of the biogeometric profile of posture of martial arts athletes with normal posture, and at low and medium levels - the state of the biogeometric profile of the posture of athletes with a stooped back, flat back, round back and scoliotic posture. In addition, a generalized examination of these results showed that some of the tested athletes who had a normal type of posture received the same scores (from 19 to 21 points) as those who had a certain type of posture disorder. We define the risk zone as the zone of overlap of assessments of the level of the biogeometric profile of posture, although theoretically it may appear wider if it is determined by values below the center of the distribution for athletes with normal posture. Since the distribution of all three indicators according to the test data in the group of athletes with normal posture and with various types of musculoskeletal disorders does not correspond to Gauss’s law, its center was determined by the median, which in this case was equal to 22 points. Conclusions: Understanding the findings and results of a wide range of scientific studies reveals the recent intensification of the dynamics of the occurrence of deviations in the state of posture of young athletes. Scientists are convinced that monitoring the state of athletes’ posture will make it possible to control the effect of physical exercise on the musculoskeletal system of young athletes and minimize the risk of injury. In the course of the study, the features of the biomechanics of posture of young athletes specializing in hand-to-hand combat were determined. Differences (at the level of trends) between athletes of all ages have been identified, which indicate a certain deterioration in the state of the biogeometric profile of posture with increasing age, but such differences have not received statistical confirmation. The theoretical and practical aspects of the scientific work presented above will be the basis for the theoretical substantiation of the biological prerequisites for the introduction of corrective and preventive measures into the educational and training process of young athletes specializing in hand-to-hand combat.