Start the stability ball body saw with your forearms on the ball in a plank position.
Move your arms up and down once, but don't move your body. Don't slouch and pinch your shoulder blades. Do 10 reps without stopping.
Move your arms up and down once, but don't move your body. Don't slouch and pinch your shoulder blades. Do 10 reps without stopping.
Put your shins on a stability ball and do pushups. Bring your knees to your chest, then go back to the starting position. Repeat. Do 10 reps without stopping.
For stir-the-pot, do a plank on a stability ball. Keep your torso still and circle your arms.
Turn back. Don't slouch, and pull your shoulder blades together. There is a 20-second break after every six reps.
One end of a barbell should be mined. Start with the barbell at eye level and facing the landmine at the other end.
Spin the barbell to one side while keeping your arms straight and not moving your hips or shoulders. Swap sides. Putting small plates on the end of this exercise makes it harder.