quote:Well, I've been thinking about it, and I first tried opening up my thumb holes and changed the way I held the ball. Then, I bowled roughly 30 games over three days. I didn't experience any thumb swelling. So, I think I've fixed it without any major changes.--------------------My current arsenal-www.putfile.com/trackbowler627My videos-www.youtube.com/Track8401High game-300High series-796