BARCELONA, Spain — Hikers navigating rugged terrain may have noticed more people speeding along the same trail while leaping over rocks and roots like two-legged mountain goats. Trail running has ...

Fueled by nerves and excitement, it’s common for runners to accelerate from the starting line with all-out power and speed. But this oftentimes leads to burnout by the end of the race. The best race ...

We’ve all been inspired by blazing-fast collegiate track stars and Olympic marathoners with stamina of steel. But arguably the most impressive runners are the ones who keep lacing up as the decades ...