This no-movement exercise is one of the most reliable ways to measure core endurance, posture control, and spinal protection—making it a favorite among U.S. fitness professionals.

I tried the dead bug ‘paper test’ and it told me a lot about my core strength.

When you think of a strong core, the image of six-pack abs likely comes to mind. But you may be surprised to learn that the most important core muscles are actually those you can’t see with the naked ...

A personal trainer shares his holy trinity of core building exercises. Sit up and take note, folks. UK-based personal trainer James Stirling, known on Instagram as @London_Fitness_Guy, has taken to ...

For fitness-minded folks, muscle testing can sound pretty intriguing. But it turns out that it has little to do with fitness...or even muscles. On a basic level, muscle testing looks at a muscle and ...

You’ve probably heard fitness professionals discussing the question ‘why are core muscles important?’ From aiding everyday movement to helping us hold Pilates poses, our abdominal muscles play a vital ...

What Is the Body’s Core? Your body’s core is the term used for the group of muscles within your midsection that stabilize your spine and pelvis. Several muscles and groups of muscles make up the core ...

Welcome to Start TODAY. Sign up for our Start TODAY newsletter to join the 31-day challenge and receive daily inspiration sent to your inbox. Can you believe it's almost September? The summer flew by!

(CNN) — If you want a resilient core, strengthening your six-pack is just the start. Your obliques — the muscles that run along the sides of your waist — may not get the same attention as your ...