Doing core before you start clocking miles can save you time and help you run more efficiently.

Here's the ab exercise to add to your routine.

If you’ve ever worked with a trainer, attended a group class at the gym, or read a set of exercise instructions, you have, without a doubt, been told to “engage your core.” The fitness world is ...

Add Yahoo as a preferred source to see more of our stories on Google. Training your core is more than just ab training, and should also involve working your hips, back, and learning more about ...

Whether you want to master the basics or snag a PR, we have the training program for you.

Your core moves in many ways. A physical therapist explains the importance of training rotation, how often to train it, and ...

Editor’s note: Dana Santas, known as the “Mobility Maker,” is a certified strength and conditioning specialist and mind-body coach in professional sports, and is the author of the book “Practical ...

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!

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. Your obliques are the core ...

A physical therapist explains how a modified side plank with a clamshell strengthens runners’ core and hips to improve efficiency and reduce injury risk.

Standing exercises for belly fat after 55, with certified personal trainer Michael Betts, 5 core moves that burn calories fast.

(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 ...