How does she run so fast? Examining the muscle composition of a 91-year-old world record sprinter

A woman smashed a longstanding world record in the 200-meter sprint at the age of 91, prompting scientists to delve into her physiology to learn how she can run so fast. Researchers will present their findings at the 2025 American Physiology Summit in Baltimore. The Summit is the flagship annual meeting of the American Physiological Society.

This article was originally published on MedicalXpress.com

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