The effect of intentional weight management on the functional state of martial artists

Aim. The aim of the research was to detect the effect of intentional weight management on the functional state of skilled middleweight K1 athletes. Materials and methods. The study was conducted during the training process of the Central Federal District national team before the Cup of Russia. The age of the sample was 18-26 years. The athletes had sports title of Candidate for Master of Sport (CMS) or Master of Sport of Russia (MS). The sample (n = 32) was divided into two groups (athletes who control their body weight within 3-6 kg and athletes who do not control their weight). A comprehensive examination included the following measurements: muscle mass, fat mass, body water, and the assessment of special and technical/tactical physical fitness. Results. The data obtained was analyzed with respect to its effect on the special performance of K1 kickboxers. The results showed a detrimental effect of intentional weight management on muscle mass, which negatively affected technical, tactical, and special physical fitness. Conclusion. The results obtained demonstrate the negative effect of intentional weight management on the special performance of K1 kickboxers.