How to do it: Hold a dumbbell in one hand and lie on your back on the floor. Tuck your elbow to your side and turn your palm ...

Don’t isolate your abs—integrate them with the rest of your body for a more effective, efficient, functional core workout!

Start by standing a few feet in front of a bench, holding a dumbbell in each hand with your arms at your sides. Extend one leg back and rest the top of your foot on the bench behind you. Engage your ...