Bruno Fernandes quickened the pace during his lockdown training and was one of the fastest Manchester United players for max speed.
Although Fernandes is not renowned for his pace, he ranked with United's quickest players in a table charting professional athletes' fitness.
United have monitored their players while they trained individually over the last two months via GPS analysis, and Fernandes is understood to have clocked a top speed of 34.27kmh, based on sprints over 5.5 metres.
Daniel James was the fastest United player with 36.8kmh. Under-18 captain Teden Mengi is pushing for a first-team squad promotion this year and broke into the first-team fitness fold, finishing behind only James, Axel Tuanzebe, and Jesse Lingard in the top