Peter Attia· MD
initially uh the the goal was to create power in the shoulders and the hips and transfer it through a controlled spine but now the game has changed a little bit you're 50 years old you will have a little bit of uh joint instability it's more important now to create a muscular girdle around the uh joint that has lost a bit of stiffness and for the next little while uh do your core exercises develop a bit more muscular control arrest the shearing motions