No crunches – build a stronger core with this four-move upright ab workout

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 ...

No more crunches! This trainer’s dumbbell workout takes under 20 minutes and builds stronger arms and abs at the same time

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

5 Standing Core Moves That Flatten Your Stomach After 40

Five expert-approved standing core moves to tighten your waist, improve balance, and boost strength—no floor work needed.