How to measure improvement in speed and endurance in a practical way for football

In modern football, physical performance makes an increasingly clear difference. Training hard is not enough: it is necessary to know whether real progress is being made. Measuring parameters such as speed and endurance allows players to evaluate their work and adjust training efficiently. Monitoring these indicators turns daily effort into useful data that helps make better sporting decisions.

Many players train without having a clear reference of their development. However, there are...