It's rubbish. So is Alexander Technique (I've had 80 lessons).
You're much better off buying a used pilates reformer and doing that in your house. That changes your body in two weeks. However -- do not rush it, if you don't have time to do it you're better off skipping that day.
You're much better off buying a used pilates reformer and doing that in your house. That changes your body in two weeks. However -- do not rush it, if you don't have time to do it you're better off skipping that day.