High-intensity interval training (a.k.a., HIIT) is a triple threat: “It’s quick, easy, and effective,” says Angela Gargano, a certified trainer and creator of Strong Feels Good & Pull-up Revolution.

RUNNERS CAN EASILY fall into a basic routine for their workouts: Lace up, hit the pavement, then cruise at a comfortable pace for as many miles as planned. This might feel good, but it’s not always ...

Everything you need to know about high-intensity interval training to help you hit the ground running in 2026—including a low ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Getty Images If you hate running, the good news is it’s not the only way to burn calories ...

Few of you are coming to me with a focus on your one mile pace, so we’re looking at running workouts that are going to test your speed and improve your endurance. There are tons of ways to incorporate ...

In the same way that all bodies aren’t the same, not every workout is meant for every person. High-intensity Interval Training (HIIT) has long been touted as the ultimate fat burner, with a high ...

HIIT workouts are meant to be fast and furious. They rely on explosive exercises like burpees, high knees, kettlebell swings, sprints, and other moves that spike your heart rate and make you sweat — ...

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

Because HIIT workouts are so short and sweet, it might seem like you can do them every day as a way to up your fitness game and reach all your goals in record time — without necessarily overdoing it.

Everything you need to know about high intensity interval training to help you hit the ground running in 2026 – including a ...