Adults rib cage outward turning, pain, mostly due to developmental deformities, calcium deficiency, chicken chest caused by, usually pay attention to appropriate calcium, eat more fish, shrimp, milk and other high-calcium foods, usually more sunshine, is conducive to the absorption of calcium. If the pain is severe, you can take painkillers to observe, and if there is no improvement, you should go to the hospital to take chest radiographs, test trace elements or do CT and other tests, whether it is due to lack of calcium leading to developmental deformities or other problems. Treatment, pay attention to the correct sitting posture, clothing should be loose, so as not to cause pain aggravation, if there is no relief in the short term, to actively go to the regular hospital for regular treatment, do not delay the condition.