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

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.

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 ...

Use this 2-minute burpee test to see where you rank after 45, plus tips to improve technique, power, and conditioning.

Sit on a mat with your knees bent and feet on the floor, holding the sides of your medicine ball in your hands. Engage your ...

The path to a stronger core and toned body doesn’t always require gym equipment or floor exercises. Standing workouts offer a practical and effective approach to fitness that can be performed anywhere ...

Put simply, good core stability is one of the most effective ways to prevent injuries and improve running efficiency. The groups of muscles that make up your core section provide essential support so ...

When most people think of core exercises, they think crunches and sit-ups – possibly because the tactical professions have used them for decades. But given recent changes in military testing, the next ...