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 18x9 meters. The volleyball court is divided in the middle by the net. The height…

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Volleyball Injuries
The other side of the sport is volleyball injuries Injuries in volleyball are not so common compared to other team games, such as football or hockey. This is primarily due…

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reconstruction

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. If one of them is damaged or swollen, the so-called “pinch syndrome” or impingement syndrome occurs in this area, but this phenomenon is secondary to the actual injuries. If there is swelling or muscle hypertrophy in the supraspinatal “exit”, then the second and all subsequent movements of the athlete above the head will only lead to an increase in swelling and the appearance of reactive inflammation. As a result, bone injuries may occur, and further repetitions may even lead to rupture of the rotational cuff. Most often, injuries of the tendon of the supraspinatus muscle occur, because it is located between the acromion of the scapula and the humerus. In this case, inflammation can spread to the subacromial bag, which is a possible cause of subacromial bursitis. Continue reading

New volleyball scoring formulas
Vladimir G1ATKIN, senior coach of the USSR team. The tournament for the FIVB Cup in Seoul was held with a significant innovation: if after the usual four games it came…

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Jump Alert (Air Alert 3)
Increase jump (air alert 3) Based on the famous program, the American company TMT Sports has created a software package to increase the jump Air Alert III. The program has…

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Interesting facts about volleyball (part 2)
The most exclusive goal of the game. In team sports, you need to score a ball into the goal, get into the ring, etc. In volleyball, you need to prevent…

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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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