Josh Kerr uses speed suits and altitude rooms in bid to break mile world record

Scottish middle-distance runner Josh Kerr is employing cutting-edge technology, including speed-enhancing suits and altitude training rooms, to prepare for an attempt at the world record in the mile. The record, held by Hicham El Guerrouj since 1999, is considered one of athletics' most iconic marks. Kerr's innovative approach highlights the growing role of science in elite sport.

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