Piston

Piston - works arms, abs, butt & legs



Stand with feet hip-width apart, holding a dumbbell in each hand, arms by sides, palms facing in. Lunge back with right leg, bending both knees 90 degrees.

Keeping feet planted, straighten both legs as you bend elbows to curl dumbbells to shoulders, palms facing each other. Immediately return to lunge position, lowering weights by sides.

Do 10 reps. Switch sides and repeat. Do 3 sets.





(courtesy of fitnessmagazine.com)