Combining Zone 2 running, goal pace running and sprinting in your weekly training plan can be ideal for developing aerobic endurance, pacing skills and explosive speed.

As HIIT's popularity soars, sprint interval training, or SIT, is doing its best to catch up. Can shorter, harder, faster deliver better results? As the popularity of HIIT continues to soar, sprint ...

HIIT, or high-intensity interval training, is increasingly popular, and it provides plenty of benefits, from torching calories to increasing your VO2 max and overall athletic performance. SIT, or ...

Let's start with a bold statement: There are runners who only want to live life in the fast lane. And then there is the other kind of runner, who prefers to maintain a slower, steadier pace—even if it ...

It's well established that women entering (peri)menopause can gain real health benefits from lifting weights. However, while this messaging is incredibly important, it can sometimes mean that cardio, ...

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 ...

Kevin Hart transformed his fitness with sprinting, HIIT, and full-body exercises like cleans and presses to keep fit in his ...