A fitness expert shares the 3 positions that reveal your true core strength after 60 — plus easier modifications if you're not there yet.

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.

Maintaining a strong, stable core is among the most common fitness recommendations given to everyone from athletes to people with chronic pain. Terms like "core exercise" and "core activation" get a ...

No, you don't need to walk a tightrope or be an advanced yoga master (though if you are, your balance is probably amazing!). Having good balance is crucial for everyday activities like walking without ...