Machine Hip Adduction: how to do it right
In short: Seated, squeeze your thighs together until your knees touch, then let them open while resisting.

How to do it, step by step
- 1Seated, squeeze your thighs together until your knees touch.
- 2Then let them open while resisting.
The mistake to avoid
Don't let go suddenly at the end of the range: injuries happen in the opened position.