This video will show you how your swing can possibly hurt your back and how to try to avoid it.
Josh Zander now has the Zandergolf app. To subscribe to his instructional video library, go tot the following link:
Apple: https://apps.apple.com/us/app/zander-golf/id1489723973
Android: https://play.google.com/store/apps/details?id=com.academies.zandergolf&hl=en_US&gl=US