謝謝！increases the flexibility of the spine and the sciatic

Nerves and most of the tendons and ligaments of the legs.

relaxing the coccyx 

我開始喜歡這個體式，臀部朝天，放鬆尾骨區域，往下拉伸脊柱和坐骨神經，繃直二腿，拉伸二腿。