To increase shoulder turn and lengthen the backswing, practice swinging “cross-handed” (reverse the hands on the club).
This will gently stretch the front shoulder and train the muscles to correctly rotate into the backswing while maintaining width.
*Avoid or modify if there is an injury.
Dodie Mazzuca is the author of “Golf Sūtras,” “Daily Golf Tap-Ins,” and founder of Golf PROformance. She teaches golf lessons, golf schools, and performance coaching for competitive players in Santa Cruz, CA and Reno, NV.