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Background. The introduction of the Protector and Scoring System (PSS) laid to rest, accusations of game manipulation in WTF sport taekwondo and ended disputes regarding scoring decisions; but, at a significant cost. Problem: The current WTF taekwondo competition system, with the PSS as its core feature, has given rise to a variety of strikingly negative trends, such as the overreliance on weak, stationary...
Background. In 2009, the International Judo Federation established the Judo World Tour and the judo Ranking List (WRL), initially for senior and then for cadet and junior athletes. However, no study has investigated its predictive power for World Championships for senior, junior or cadet age groups. Problem and aim. To verify the relationship between ranking, short-term performance variables and World...
Aim. Scientific studies concerning youth martial-arts athletes (YMAs) have become increasingly broader and deeper since the first Youth Olympic Summer-Games in 2010. This paper aims at examining the engagement motivations (EMs) that motivated the YMAs who engaged in martial-arts practices and competitions and their health -related behaviors. Method. Participants were 163 YMAs (Ages =12-18; 84 boys,...
Background. Judo throwing techniques are traditionally classified as ashi-waza (leg techniques), te-waza (arm techniques), koshiwaza (hip techniques) and sutemi-waza (sacrifice techniques). However, this classification has recently been criticised, and instead a 9-group classification system based on action characteristics (movement type, base of support, throw direction, and position of attack) has...
Background. Boxing with an opponent may have a more important effects on postural control than hitting a punchbag. It might be vital for a boxer to know what happens to their body control after a slugfest. Problem and aim. We predicted that postural sway would be increased by fatigue after bouts under Bout and Bag conditions. Our other hypothesis was that sway in boxers after a bout would be higher...
Problem. The problems of tactical training in combat sports are represented in a large number of scientific and methodological works. The efforts of researchers are mostly aimed at expanding the arsenal of technical and tactical actions, and to find the most effective ones which allow athletes to compete against different opponents as successfully as possible. They also develop the tools and methods...
Background. The legal status of martial arts societies has remained unresolved under various laws and policies in many countries. This delays the legal aspect of institutional existence and the sportizational development process. Problem and aim. Many traditional martial arts have oscillated between formal and informal art; they usually become part of dance, culture, and heritage. This study will...
Background. SUKMA is the biggest national biannual sports event in Malaysia for athletes between 15 and 23 years of age. Combat activities are classified as sports that have a high risk of injuries due to the application of specific techniques and are listed in SUKMA. Problem and aim: The purpose of this study was to provide an overview of the types of injuries that occur during competition situations...
Background. It is important to evaluate the specificity of the training and its relationship with the competition variables in Jiu Jitsu athletes. Problem and aim. The objective was to analyze muscle damage, strength, and their correlation under two distinct conditions, a specific training session and a competition simulation session. Methods. The study sample included nine subjects (22.50±2.84 years)...
Background. The new kata competition rules were implemented in 2019 with a one-year transition period. Problem and aim. The main goal of the study is to describe the selection and successfulness of selected types of kata performed at the 2021 WKF top-level karate competitions. The secondary goal is to find out if there is an association between gender and the kata selection, and differences in kata...
Background. Tactic is one of the basic terms in fencing. Most authors consider it only during the bout. Problem and aim. Instead, the participation tactic in particular events or during the season is covered fragmentally and needs proper substantiation. The study aimed to analyze the specifics of the participation tactics of elite fencers in the competition system during three Olympic cycles from...
Background. Rule changes in recent years might have interfered with the time spent in female judo combats. Furthermore, weight divisions may have different temporal combat behaviors and react differently to rule changes. Aim. To analyze data on combat time in international female judo between 2010-2019 by weight division. Methods. The following descriptors were searched in electronic databases (May...
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