Recent ultra-running events have showcased women breaking records and excelling in endurance challenges. Jasmin Paris completed the Barkley Marathons, while Rachel Entrekin set a new course record in the Montane Summer Spine Race. Sophie Woods also smashed the Via Alpina record.

The gender pace gap narrows significantly in ultra-endurance events, with women potentially being faster beyond 195 miles. Physiological factors like fat metabolism, muscle efficiency, and fatigue resistance may contribute to this advantage. However, more research is needed to confirm these findings. Read more culture coverage.

Mental resilience and adaptability also play crucial roles in ultra-endurance success. Female runners often cite their ability to persevere through challenges as a key factor. Increased participation and visibility of women in ultra-running are expected to reveal more about their capabilities. Related: Almgren and Mantz Set to Compete in Copenhagen Half-Marathon.

This original Runner World brief is based on reporting from BBC Sport Athletics. Visit the source for its complete reporting, context and any later corrections.