Strengthen your core after 55 with 4 chair drills that train rotation, lower abs, and anti-rotation without floor strain.

Build core strength after 50 with 5 bodyweight moves that train bracing and control, often faster than planks.

A simple yet powerful movement widely recommended by U.S. trainers to target the lower abs, improve core stability, and ...

Core strength is more than just achieving sculpted abs—it’s the foundation of movement, balance, and injury prevention. A weak core can lead to poor posture, chronic pain, and decreased athletic ...

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.