Another difference between jogging, running, and sprinting is foot strike. When walking, jogging, and running, many runners ...

Whatever your goals, even if you’re training to run long, it pays to go short—and fast.

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 ...

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 ...

Metabolic resistance training (MRT) combines strength training with high-intensity interval training, using shorter rest periods and heart-pumping compound movements like kettlebell swings and ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. Sprint interval ...

Many fitness tests include speed and agility in addition to endurance runs. You need a good workout to take to the track to develop speed and strategies for these shorter-but-faster events. No longer ...

When was the last time you trained like an athlete? Back in your younger years on the field or court, sprint drills probably felt like something to survive rather than enjoy. But what once felt like ...