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 ...

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 ...

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 ...

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 ...

If you have a half marathon or marathon on the horizon, or even a 10K, it might seem counterintuitive to go out and train your body to run 100 meters as fast as you can. But even if you’re gearing up ...

"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 ...

Well, after a six month hiatus during which I was abroad in moldy England, I have returned to Tufts, ready to continue doing what I love: dispelling those asinine fitness myths that have propagated ...