Exercise

Weighted Side Bend (on Stability Ball)

Abs Other equipment weighted bodyweight

Also works: Lower Back

How to do it

Sit on a stability ball with your feet shoulder-width apart and flat on the ground.
Hold a weight in one hand and place your other hand on your hip.
Engage your core and slowly bend sideways towards the weighted side, keeping your back straight.
Pause for a moment at the bottom, then slowly return to the starting position.
Repeat for the desired number of repetitions, then switch sides.

In FYL you log the Weighted Side Bend (on Stability Ball) as weighted bodyweight — every set counts toward your volume, PRs and XP.