Rotary cuff injuries
Rotational cuff injuries Along with the tendons of the rotational cuff, in the supraspinatal "exit" there is a subacromial sac, which on top borders two ligaments - medial-acromial and beak-acromial.…

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The effectiveness of volleyball in the physical education of students
In modern society, the full development of school-age children without active physical education is practically unattainable. It was found that the lack of motor activity worsens the health of a…

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Japanese researchers have developed a robot trainer for volleyball players
Japanese researchers from the University of Tsukuba and the Japanese Volleyball Association created robots with three pairs of hands for training volleyball players, reports Popular Mechanics “Training bots are three…

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RULES OF THE VOLLEYBALL GAME

So, consider the rules of volleyball. The game is played on a rectangular area measuring 18×9 meters. The volleyball court is divided in the middle by the net. The height of the net for men is 2.43 m, for women – 2.24 m. The game is played with a spherical ball with a circle of 65–67 cm, weighing 260–280 g.

Each of the two teams can have up to 14 players, 6 players can be on the field at any given time. The goal of the game is to finish off the ball to the floor with an attacking strike, that is, to the playing surface of the opponent’s court, or make him make a mistake. The game begins by introducing the ball into the game using a serve according to the draw.
After putting the ball into the game with a serve and a successful rally, the service goes to the team that won the point. The area by the number of players is conditionally divided into 6 zones. Continue reading

Jumper's Knee - Patellar Ligament tendonitis
Knee injuries are perhaps the most common among volleyball players. They can be acute and fatigue, the second - more frequent. The most common knee fatigue injury in volleyball players…

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Osgood-Schlatter disease
In young athletes with their underdeveloped bone system, the bones are more supple, the cartilage is softer, and the ligaments, on the contrary, are more powerful. Therefore, if some burden…

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Interesting facts about volleyball (part 1)
Volleyball is a popular sport. Spread due to the dynamic gameplay and affordable material and technical base. Many interesting facts about volleyball will expand knowledge of the game and take…

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Volleyball as a sport and a means of physical education (part 1)
Game sports, including volleyball, can be considered as the highest form of sports games included in the world system of sports competitions, primarily at the level of sports of the…

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