| | 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 How to Rate Diet Shakes Hazards of Oxygen Bleach Who first discovered arrhythmia? What is shingles-? What Is Type-Specific Serology? Facts on Alcohol Related Deaths in the U.S Heroin Detox Methods