How is your core strength? It's an essential part of staying healthy, so health and fitness expert Beth Oliver joined us to take us through a short test and show us how to improve it. Building a ...

This 7-minute bodyweight test after 60 uses wall sits, planks, and glute bridges to assess strength, stability, and endurance ...

Aim for a 45–90 second plank after 50. Learn how to test safely, spot form red flags, and build real core endurance.

Core training has always been part of military PT and fitness testing. From crunches to sit-ups, flutter kicks, leg tucks and plank poses, the U.S. military uses many exercises to test core strength.

See why a 90 second plank is an elite core benchmark after 50 and use this 4 move plan to safely build strength to reach it.

If you’ve ever tried them, you know side planks are challenging­—even more than regular planks. But they’re a critical move, says Keli Roberts, an exercise physiologist with the American College of ...

Borrowed from the Army’s fitness test, these moves build the kind of strength and conditioning that carries over to real life ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Getty Images Working with a kettlebell takes core strength, stability and power, and ...

Even if you think you’re super strong and mobile, the strength and mobility test going viral on TikTok just might surprise you. While it looks easy and straightforward, pretty much everyone who tries ...