Kill two birds with one stone (dumbbell) in as little as 15 minutes using this trainer's abs and arms strength building workout.

Lie flat on a bench, your knees bent, pushing your feet into the floor. Press a pair of dumbbells into the air, locking out your elbows. Lower the bells slowly until they touch the outside of your ...

Try five joint-friendly chair moves that engage your core and help flatten belly overhang after 50—no floor work required.

Sculpt visible abs with just two focused workouts a week. This trainer-approved routine builds strength, definition, and core stability fast.

This workout will only take you 8 minutes in total, making it a great add-on to longer workouts, or if you just want to slot ...