No Gym Needed

climbersHold a plank with hands on ball. Bring left knee to left elbow (as shown); quickly switch legs for 1 rep. Continue for 45 seconds. Rest 15 seconds.

Then do Wall Ball again for 45 seconds, and rest for 15. (For round two, switch order to begin and end with Hands-on Climber.) Target: shoulders, back, arms, abs, butt, thighs