Relationships between sprinting speed, body mass, and vertical jump kinetics were assessed in 243 male soccer athletes ranging from 10-19 years. Participants ran a maximal 36.6 meter sprint; times at 9.1 (10 y) and 36.6 m (40 y) were determined using an electronic timing system. Body mass was measured by means of an electronic scale and body composition using a 3-site skinfold measurement compl...

The main aim of the study was to evaluate the relation between the number of ball touches for individual possession and physical and physiological demands during the large-sided soccer games (LSGs) of 7 vs. 7 players plus two goalkeepers (who were not monitorized).. During the exercise, the number of assigned touches for individual possession (1-touch, 2-touch and free-touch) was altered. Fourt...

The aim of the present study was to determine whether 1 week of training cessation can affect exercise performance in well-trained soccer players. Upon the completion of a competitive season, 11 male soccer players went through 1-week training cessation. Performances in the 5-m (1.05±0.04 sec vs 1.02±0.03 sec, P=0.03) and 10-m (1.79±0.06 sec vs 1.74±0.06 sec, P=0.03) sprints were significantly ...

In the conviction that law is like life itself and of all unimportant things, soccer most important, this article tries to find similarities differences between thinking referents legal argumentation football coaches who have left their mark on sport. case law, positions proclaim weighting are reviewed, as well one defends it a hard core; As far concerned, ideas will be analyzed despite time ha...

The present study aimed to compare players' tactical behaviour in 3 vs. 3 and 6 vs. 6 soccer small-sided games (SSGs). The sample comprised 3,482 tactical actions performed by 18 U-11 youth soccer players from a Portuguese club, in 3 vs. 3 and 6 vs. 6 SSGs. All participants played eight minutes in both situations and field size was adapted according to the number of players involved (30 m × 19....

PURPOSE To investigate the relationship between physical fitness and team success in soccer, and to test for differences in physical fitness between different player positions. METHODS Participants were 306 male soccer players from 17 teams in the two highest divisions in Iceland. Just before the start of the 1999 soccer season, the following variables were tested: height and weight, body com...

Guided by transactional stress theory, this study aimed to explore elite U.K. soccer coaches’ perceived stressors, the situational properties, appraisals, and coping during COVID-19 pandemic. This also any variation in experiences across football league standards A total of 13 professional first-team male association coaches between 38 59 years age ( M = 43.00, SD 6.94) participated telephone n...

In soccer, the level of performance is determined by a number of a complex variables interrelated: technique, tactics, psychological factors and finally, fitness. Because of this, analyzing this information in a real-time, even for soccer experts like professional coaches has become an impossible task. Automatic event detection tools occupy an important role in this reality, although nowadays t...

In professional soccer, the choices made in forming a team lineup are crucial for achieving good results. Players characterized by different skills and their relevance depends on position that they occupy pitch. Experts can recognize similarities between players styles, but procedures adopted often subjective prone to misclassification. The automatic recognition of players’ styles based diversi...

ABSTRACT Introduction Sports injuries in soccer are hardly avoided due to the characteristics of battles, such as intense conflict and high-level competitiveness related soccer. Objective Investigate most common sports professional players. Methods A questionnaire survey was carried out with 365 valid returns, including 198 male 177 female Data were collected distributed using Excel software. R...