On TikTok, workout tips abound — some credible, some dubious. And recently, you may have been hearing about something called sprint training, which falls somewhere between 12-3-20 treadmill workouts ...

There's a good reason why the military and law enforcement are now testing speed and agility. The ability to run fast without injury requires practice and a steady dose of maintenance work. Whether it ...

As the weather gets nicer, you may decide to head out to the track for a training session. Once there, you may be surprised to see people wasting their time running endless laps like a mouse in a ...

Sprint interval training, or SIT, is super trendy right now. It’s a great way to improve your running speed and to get in a hard interval workout, and I’ll explain exactly how. But I also need to ...

Sprinting, at least for short distances, can be a great way to level up your workout routine. By Michael Venutolo-Mantovani The reporter ran sprints and hurdles in high school, but then gave it up. He ...

Just because sprinting and distance running are separate events in track and field doesn’t mean you can’t incorporate sprints into your half marathon or marathon training. In fact, sprinting offers ...

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 ...