Top 1 Michael Boyle Quotes
#1. Most athletes with lower back pain or hamstring strains have poor hip or lumbo-pelvic mechanics and as a result must extend or flex the lumbar spine to make up for movement unavailable through the hip.
#1. Most athletes with lower back pain or hamstring strains have poor hip or lumbo-pelvic mechanics and as a result must extend or flex the lumbar spine to make up for movement unavailable through the hip.