Experts share the best types of interval training to help you improve both as a long-distance runner and an all-around athlete.

If you really want a workout, try interval training. Nearly every gym now offers what’s called high intensity interval training, or HIIT; sessions involve pushing yourself to nearly your peak heart ...

There’s a lot of talk in the exercise world about high intensity interval training (HIIT) lately, which is exactly what it sounds like — alternating episodes of exercise with periods of less intensive ...

HIIT is a workout technique that involves alternating between short, high-energy exercises and brief recovery periods. According to Shillito, the key to HIIT is working hard during those intense ...

According to new research, more than one in five Brits are running one to three times per week, while on TikTok, there are now 292.9 million running posts. There are many good things to come from the ...

Good news: starting your running journey doesn't have to require diving in head-first and sprinting for 30 minutes straight. If you’ve never been much of a runner (or you’re starting to get back into ...

Interval training’s stock has soared in recent years. Is it any wonder, when it promises to deliver impressive health and fitness perks in a shorter time frame than other workouts? Sessions can be fun ...

Burn fat, increase your strength and power up your cardio fitness fast, with this high-intensity interval training workout Efficiency is the name of the game when it comes to high-intensity interval ...

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 of us would like to be in better shape. Making small tweaks to daily habits or workouts can make all the difference. With new fitness and diet fads popping up on the regular, deciding which ...

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 ...