How to correct the inner eight characters? Is it useful to correct them?

There are many causes of splayed feet, such as heredity, calcium deficiency, premature toddler, premature wearing of leather shoes, etc. But in the final analysis, it is caused by the unbalanced stress on the feet. The inner splayed foot is stressed on the inner side of the foot, the outer splayed foot is stressed on the outer side, and the heel rotates and deforms under this force. Over time, the deformation of foot bones, ankles and even leg bones is formed. It can be corrected by arch pad. When you say correction tape, you mean leggings for X-O legs, right?