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.

The best core exercises don't necessarily require you to get on the floor. These seven standing variations are sure to ...

If your goal is to strengthen and stabilize your core, I’ve got some good news — you don’t need to be doing crunches. While crunches are great for targeting the top layers of your abdominals (those ...

Taking you through another intense ab workout designed to strengthen your core and tone your abs. Save this routine and give ...

A powerful, time-efficient workout designed to strengthen your core, improve posture, and carve defined abs at any fitness ...

Jakob Roze, CSCS, is a health writer and high-end personal trainer. He is the founder and CEO of RozeFit, a high-end concierge personal training practice and online blog. Side planks trains your ...

Build core strength after 50 with 5 bodyweight moves that train bracing and control, often faster than planks.

In case you hadn't heard, Taraji P. Henson's core is rock solid. And fortunately for everyone, she just let her followers in on the secrets to her strength. And her latest Instagram post is major ...

Sara Moniuszko is a health and lifestyle reporter at CBSNews.com. Previously, she wrote for USA Today, where she was selected to help launch the newspaper's wellness vertical. She now covers breaking ...