When many people first begin running longer distances, the goal is often the same: go as fast as possible for as long as ...

Earlier this year, I was deep into marathon training, gearing up for one of many interval runs in a 16-week plan. By week nine, the novelty of running fast had worn off. The pace targets were getting ...

The fitness world has been obsessed with high-intensity interval training for years, promising maximum results in minimum time through explosive, heart-pounding workouts. But emerging research ...

If you’re like many runners, especially starting out, you push the pace. Getting ready for a big race might make you do it too. Faster feels totally logical for getting good race times. This idea ...

Many studies suggest that planned, structured exercise, rather than casual activity, may slow epigenetic aging — changes in DNA that reflect biological rather than chronological age. Experiments in ...