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Why Men Hit the Wall More in Marathons | Science News
New research reveals men may be twice as likely to hit the wall in marathons than women, thanks to differences in how their bodies use fuel. Scientists analyzing data from nearly 900,000 Berlin Marathon runners found that men are more prone to glycogen depletion, forcing them to burn fat—a slower process—leading to a dramatic pace drop in the second half. Women, on the other hand, naturally burn more fat and have more endurance-friendly muscle fibers, plus a hormone that helps conserve carbs. This explains why the gender gap shrinks in ultra-marathons. While pacing strategy like negative…
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