Men are dominant at most athletic events but ultra-endurance sports (exercising for six hours or more) represent a unique domain where the performance gap between men and women is narrowing significantly.
In traditional endurance events like marathons, men consistently outperform women by about 10%.
However, in ultra-distance competitions this disparity can be as small as 4%.
In some cases, women have even outpaced men.What explains this shift? The answer lies in a combination of physiology, metabolism and strategy.
Lees dit interessante artikel waarbij specifiek ook naar zwemmen gekeken wordt @ The Guardian