The kidney area is seen as a key organ that determines the quality of life because the kidneys control the internal Qi, and thus regulates the yin and yang balance. (drlam.com)
Rajakapotasana requires freedom at the front of the groin, mobility in your upper spine and chest, and strength in your arms, shoulders, and back extensor muscles, especially in the lower rib and kidney areas. (yogajournal.com)
We observed the kidney area being squeezed in backbends, the stomach being compressed in forward bends, and the ribs and lungs being gracefully stretched in side - bending actions. (yogajournal.com)