See his diabetologist.And ask to check his Vitamin D stores,osteomalacia ( defeciency of vit D ) may cause same symptoms you describe.Vit D3 supplemnts cure it, with exposure to sunshine and diet rich in calcium and vit D.
See his diabetologist.And ask to check his Vitamin D stores,osteomalacia ( defeciency of vit D ) may cause same symptoms you describe.Vit D3 supplemnts cure it, with exposure to sunshine and diet rich in calcium and vit D.