The newly-opened Dublin location of USA Ninja Challenge offers coach-led ninja obstacle courses and camps for kids 4-17.

Erin Beresini is a journalist covering fitness, endurance sports, and health science. She is the author of ‘Off Course: Inside the Mad, Muddy World of Obstacle Course Racing.’ Like marathons and ...

Obstacle Course Races have become one of the most complete fitness challenges in the United States, combining running, ...

Steven Beckwith was desperate. A friend had persuaded him to sign up for a Spartan Beast, a notoriously tough obstacle course race stretching more than 12 miles, and he knew lifting weights and ...

U.S. Army Green Beret and 2015 Spartan Race World Champion Robert Killian details his obstacle course race training and workout plan for endurance, strength and speed. Spartan world champ Robert ...