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

This month we will be alternating between HIIT walks and a simple HIIT routine that uses just your bodyweight to get your heart rate up. On days when we’re doing walking workouts, you have three ...

Presented by Athleta, this HIIT workout is basically a guaranteed confidence boost. Celebrity trainer Amanda Butler leads you through two different rounds of full-body interval training, helping you ...

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

When it comes to getting the most bang for your workout buck, high-intensity interval training — or HIIT — is hard to beat. By frequently changing up your pace and type of movement, HIIT challenges ...

From Pilates to plyometrics, these short-and-sweet leg workout videos will change the way you feel about leg day. What’s more, if you are pushing your leg muscles, your “time under tension” (or the ...

Hedy Phillips is a freelance lifestyle writer based in New York. While she's not writing on topics like living on a budget and tips for city dwelling, she can usually be found at a concert or ...

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 — ...

Nick Blackmer is a librarian, fact-checker, and researcher with more than 20 years of experience in consumer-facing health and wellness content. High-intensity interval training (HIIT) is beneficial ...

Skip joint-jarring HIIT. Try 6 daily low-impact routines that boost metabolism, protect joints, and support fat loss after 50 ...

Sure, running is just as easy as putting on the right shoes and heading outside, but once you get into it, you start to see information in the form of acronyms, such as DNF (did not finish), FKT ...