With the long และ medium recovery periods, acceleration over the first 15 m did not change ระหว่าง the first และ the last sprint. But with the shortest recovery, acceleration over the first 15 m was slower after just seven sprints, และ continued to get progressively worse for the last eight work bouts. The average running speed over the last 10 m of each sprint was maintained until the eleventh sprint with the long recovery และ until the seventh sprint with the medium recovery. But when the recovery was short, running speed over the final 10 m slower after just three sprints, และ continued to get worse. Total 40 m sprint times did not differ ระหว่างครั้งแรก (5.58 seconds) หรือครั้งหลัง (5.66 seconds) sprint with the long recovery, sprint times were maintained until the eleventh repetition. But with the short recovery, there was a deterioration in 40 m time after just the fifth work bout.