| | Alternative Medicine | Qigong My chin is 30 inches long do I have Spina Bifida? No, a normal chin measures 20 inches and you do not have Spina Bifida. There are no cases of Spina Bifida that manifest in a 30 inch long chin. Qigong - Related Articles Why is the medulla important to body? Qi Gong Internal Healing Tai Chi for Plantar Fasciitis What does the medical term..q2..mean? What is the difference between xiao yao wan and pian? How much money does a condensed-matter physicist earn? What is QRS elongation medical QRS?