New research on heart rate variability suggests that composure isn’t a personality trait. It’s a physiological skill the nervous system can train—one that may determine who thrives when the stakes are ...

Michael Phelps isn’t just another decorated Olympian. He stands as one of the most accomplished athletes in modern sports, with a career that reshaped expectations in competitive swimming. When people ...

A Brazilian skier secured South America’s maiden medal at a Winter Games the day after a Kazakh figure skater won his nation’s first gold in 32 years.