Frozen shoulder is caused by excessive strain, weight on the shoulder supporting muscles.Thus it melted together.To reverse it, reverse the cause of it, excess weight by reversing the directon of weight on muscle.Lie on floor, support weight above you,for longer and longer time.Use painkillers by prescribed doc,and gradually build, rebuild the arease.It take time , but gradually,the muscles rebuild to the original,and it will go away.No quick fix,or surgery on the inflamed areas.Your choice.Nature heals what man abuse,take time.My disappeared after time.Your body, your muscles,a matter of reversing the abuse,thus causing frozen shoulder.