In the fitness world, there are three types of people: those who love cardio, those who don’t, and those who also aren’t fans but choose to do it anyway. If I were going to put myself into a category, ...

After John Korir won the 2025 Boston Marathon, runners flocked to his Instagram to learn more about the 28-year-old’s training. Yes, there were the typical postrace photos with trophies and training ...

Korir’s moves, choreographed to music, demonstrated his ability to move with precision and rhythm – and watching these videos left us asking two questions. Why is step aerobics important to Korir, who ...