Challenge your core and obliques with this quick 5-minute ab workout from Supernatural coach Raneir Pollard. This group fitness class is fun for all.

Squeeze in an effective core workout wherever you are with this simple routine from TODAY Fitness Contributor Stephanie Mansour.

According to new research, as little as five minutes of eccentric bodyweight exercise daily could greatly improve your mental and physical health.

Claudette Sariya, CPT, leads a quick abs workout that uses a light to medium dumbbell and involves planks, toe touches, Russian twists, pull-throughs, and more.