Elite athletes can push their bodies to the very limit, but even they can't surpass the boundaries of human nature, according ...

Eliud Kipchoge reveals how his nutrition, hydration, and discipline power his reign as the world’s greatest marathon runner.

After tackling a Spartan Race untrained, I asked elite athletes how to actually prepare. Here are their five best tips.

After tackling a Spartan Race untrained, I asked elite athletes how to actually prepare. Here are their five best tips.

Scientists tracked 14 elite endurance athletes for a year and found a metabolic ceiling: no one sustained more than 2.5× ...

An elite, Valley-based marathon runner qualified for a big race in Japan and needed to acclimate to weather conditions there.

Alex Auerbach is a performance psychologist who currently works with the NFL’s Jacksonville Jaguars. He’s also worked with Olympians, NBA and MLB players, as well as elite military units and Fortune ...

Lauren Parker will be receiving the CAF’s Exceptional Athlete Performance Award at the Heroes of Sports Evening in La Jolla.

While ultramarathoners are capable of huge energy spurts, overall the athletes top out at 2.5 times the metabolic rate needed for basic body functions.

As Earth warms at a record rate, winters are shorter and milder and there is less snow globally, creating clear challenges ...