It's only an affectionate term for all the "popping" sounds as they manipulate the spine.
Been, and it was relatively painless and already effective.
Apparently (may be nonsense) he cannot do too many adjustments at once because the increased sensory input would overwhelm me?
But he did prove the worth of one of the 3 he did with a straightforward before/after comparison. I was impressed.
Another session tomorrow and then one on Thursday.
If its working then thats great.
My Dad once did his back badly and went to a bone cruncher for about 3mths if I remember but it sorted him. The bone cruncher was blind did it all by feel.
J