5 chair exercises to strengthen your core after 50

These 5 chair moves target lower abs and obliques to help tighten your midsection and improve posture after 50.

10-minute morning routine to strengthen your core after 50

This 10-minute morning circuit activates deep core and glutes to help tighten your waist after 50, no gym required.
Military.com

The Best Core Training Methods: Focus on Stability, Rotation and Movement Coordination, or Just Lift Weights?

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.
CNN

Earth’s core has slowed so much it’s moving backward, scientists confirm. Here’s what it could mean

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Deep inside Earth ...