Your Limitless flexibility without balanced strength and stability ignores the need for the duality to exist. Just as the tighter, more stable yoga student must learn to become more flexible, the already-flexible student must work to increase strength and stability.

Back bends open the heart they release tight hunched shoulders and expand our chest. Tight hips affect everything from your ability to get into a backbend to simply being able to pick up something off the floor. When hips are tight, they increase the load and cause overuse of the spine.