Effect of training in zone 5 (redline zone)‎ on developing repeated-sprint ability (RSA)‎ in u19 football players

الملخص EN

This study aimed at examining the effect of using the zone5 Red-Line training zone on developing the repeated sprint ability (RSA) in RC Relizane; U19 football players.

To conduct the study, an experimental approach was adopted according to the nature of the study.

A sample included 20 players divided into two sub-samples of equal size was used.

9-week basic training units were accomplished.

RSA post-tests were then conducted on the two chosen sub-samples.

Overall results were deemed significant, meaning that there were statistically significant differences between the means of the two groups in favor of the experimental group.