BackgroundDevelopmental Dysplasia of the Hip (DDH) is a relatively common hip joint disorders in infants. affecting one to three per a thousand births. If found early. it can be treated preemptively by simple non-invasive methods. https://www.roneverhart.com/Dudley-ASA-Thunder-ZN-Hycon-12-52-300-Softballs-4A-068Y/