In this article, a statistical analysis is made to compare the effects of serving a ball before and after the revision of vollyball rules, including the changes in service area, placement and serving offensiveness. The result shows that the revision lias created a favourable condition for the server and lias broken the mode of serving in 3m area which has lated for many years.
The aim of this study was to determine the effect of both acute exercise and maintained training during a period of competition (3 mo, at the start of the season) on iron metabolism in sportsmen on a professional volleyball team.
This particular disease is often found in athletes engaged in overhead motion in abduction/external rotation of the arm, such as in ball sports like volleyball or European handball, racket sports like tennis or badminton, or swimming.
Shoulder problems are common in overhead sports like baseball, basketball and volleyball.
Three of the patients were females (endurance runner, high jumper, and orienteerer) and two males (volleyball and soccer player).
Strategies to serve or receive the service in volleyball