Among the metrics that Barça Tracke collects, analyzes and interprets we find: Athletic metrics: Activity time, distance covered, max. speed, sprints, accelerations and decelerations, jogging and walking. Football metrics: Heatmap and ball interactions (ball kicks, kick power and ball possession) that can be measured by placing the device on the leg. Health metrics: External and internal load monitoring to measure injury risk and calls to action insights that prevent injuries up to 45% per season.