It’s a new year, and you want to change your workout program, but you’re unsure whether to focus on volume or intensity.

You’ve probably heard of HIIT—high-intensity interval training. You may even make a habit of doing the workouts yourself. And there are a lot of seriously impressive advantages of turning up the dial ...

Sure, running is just as easy as putting on the right shoes and heading outside, but once you get into it, you start to see information in the form of acronyms, such as DNF (did not finish), FKT ...

For your speed workout, try a fartlek run/walk: After a walking or easy running warmup, run hard for 30 seconds or as long as ...

You’ve probably heard of high intensity interval training (a.k.a. HIIT), but have you heard of high impact training? Though they sound similar, these two types of exercise are a little different. Like ...

When legendary sports scientist Carl Foster was honored by the American College of Sports Medicine last year, he was asked which among his 570 peer-reviewed publications was his favorite. He singled ...