Random Thought: Volleyball

I was sitting at a volleyball game last night and had what I would say is interesting thought. I realized these girls do a lot of diving after the volleyball and sometimes they lay out although there is no chance of getting the ball. But it’s been my experience that many of them do not get hurt doing so. The question that came to mind for me was “why (or how) don’t volleyball players suffer more shoulder dislocations and AC sprains?