The women's running apparel company just signed activist Alison Désir and diversity and inclusion consultant Courtney Carter and is creating an advisory group to prioritize diverse voices

After becoming training partners with Amby Burfoot, the hero of her youth, the author gets to share Boston with him on the 50th anniversary of his victory.

We asked seven pro athletes about the no-fuss swimwear they rely on when surfing, stand-up paddleboarding, and racing and training in the pool

How people who make a living playing outside protect themselves from sun, rain, and sweat

Six athletes on their favorite no-fuss bottoms for the trail and gym

The vests, bags, belts, and more that top athletes use to stay primed while they push

These sports and performance scientists know everything there is to know about body mechanics, injury prevention, speed, and physiological potential. Here are the shoes they lace up when they hit the pavement.

The feature-loaded, do-it-all smartwatches that give elites a competitive edge

The tools that help her train for one of running's biggest marathons

The tools and tricks the pros use to stay injury-free

The (surprisingly affordable) tools they use to build strength, power, and stability

Experts share their simple tool and apparel picks that improve the comfort and quality of subzero-degree workouts

Because winter would be a whole lot bleaker if it meant running on a treadmill every day

The stuff pro winter warriors say they can't ride without