Also on these boards
Grab a dumbbell with right hand and lie on back on a Swiss ball. Raise hips so that body forms a straight line from knees to shoulders. Hold the dumbbell at chest and draw shoulder blades down and together.
I just did this for the first time and man am I going to be sore in the morning. It says it's a leg workout, but it definitely works your arms and core as well. I can't do burpees because of my ankle and knee injuries so I did a one minute wall sit. Here's to hoping that in six months I have my sexy legs back.