In hip dysplasia, your femur doesn’t fully fit into your hip socket. Hip dysplasia can affect one hip (unilateral hip dysplasia) or both hips (bilateral hip dysplasia). Most people with hip dysplasia ...

The second study focused on one woman discovered at Baga Gazriin Chuluu in Mongolia, who had bilateral hip dysplasia and lived during the transition into China's Iron Age over 2,500 years ago.

Born with bilateral hip dysplasia and later diagnosed with epilepsy, James has become a symbol of childhood resilience. "He was our normal baby," Lindsey recalls. "The only thing that really stood ...