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 ...

Rosenblat's review pools the results of 32 studies that compare two particular styles of interval training. One is sprint interval training, or SIT, which involves all-out sprints typically lasting 30 ...

Sprint interval training leads to different adaptations in mitochondria compared to traditional endurance training Photo: Getty Images, Niels Starnick; Collage: FITBOOK How training affects cells is ...

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 ...

Those who enjoy interval training now have a guideline for the best ratio to improve muscle performance. A new study found that 20-second of sprint intervals are more effective and beneficial to ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." In a small study, sprint interval exercise helped to “clean-up and rebuild” cells better than ...

These are times of media distrust, and we are sad to report that our brethren in the fitness press have provided one more reason to question the credibility of the news. Happily, the Moving Crew Truth ...

Raise your hand if you hated doing suicide runs during basketball practice? How about the beep test during gym class? What about 100-meter rows during crew training? My hand is raised and it's raised ...

The fitness boot camp craze is evolving. It's no longer just the crack-of-dawn, sergeant-led calisthenics classes. Mommy Bootie Camp in Kensington, Md., packs a lot of punch, with a focus on interval ...

Here’s an example. Running an ultra marathon requires endurance, because the goal is to maintain a steady pace for several ...