Runners Collapse as Temperatures Soar Across France Temperatures in France have been breaking records, posing a daunting challenge for runners: finishing runs without succumbing to heat related issues.
It's not just about personal endurance; the science behind why athletes experience heat stress during high intensity activities is well understood.
Understanding the Link Between Heat and Running Performance Heat stress occurs when the body's ability to cool itself through sweat evaporation is overwhelmed by intense physical activity.