Game changer: how data science is revolutionising athlete performance

By Christophe Ley, Associate professor in Mathematics, University of Luxembourg

Sports coaches have always made decisions based on experience, observation and intuition. But they are increasingly relying on hard evidence. Behind the scenes, a quiet revolution is transforming sport – driven not by human skills but by data.

Wearable sensors, video trackers, GPS and health monitors now capture almost everything an athlete does. From their speed and movement to heart rate and positioning, countless data are being recorded.

But how best apply all that data?

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