During the last 20 years, there has been a marked increase in the number of publications investigating the use of tracking systems on measuring player’s physical performance and match/training load. The background for this has been two-fold: (1) to examine the physical performance of player’s during matches, (2) and to optimize match- and training load, in order to increase fitness and freshness, and prevent overuse injuries.
Injury rates are high in modern football, and is the most common reason for player unavailability in training and matches (1). Every season there are discussions regarding injuries in football, and especially when key players are out for a prolonged period. It has been shown a relationship between increased performance and lower injury rates for professional football teams in domestic league and European cup tournaments (1), which highlights the importance of player availability. In addition, lower injury rates can save clubs for unnecassary expences. This article will in short go through the current information on injuries in football. Injury rates Injury incidence in elite football is fairly consistent, with incidence reported to to range between 25 to 30 injuries/1000 hours match play, and 3 to 5 injuries/1000 hours training (2). It has been reported from the UEFA injury study on elite European football that a typical squad of 25 players could expect 50 injuries a season, resulting in 2 injuries per player on average (3). Of these, 57% of all injuries occur during matches, and 43% during training (3). During matches, it has been shown that there is an increased tendency for injuries over time in both the first and second halves (3, 4). Statistically, the greatest injury rates have been shown Continue Reading