The Fixed Firm Pose strengthens and improves the flexibility of the lower spine, hips, knees and ankles. It increases blood circulation in the legs and reduces sciatic nerve pain and pain in the lower back. This pose has a positive effect against rheumatism and varicose veins. It also strengthens the lower back muscles and helps to prevent the formation of hernias. It is beneficial for the pancreas, which acts as a filter for the lymphatic system and which also helps the liver and immune system.