If there is pain in the middle of the sole of the foot when walking, it is mostly caused by plantar fasciitis, and the treatment measures are as follows: 1. Avoid weight-bearing activities for two weeks: let the plantar fascia in a state of complete rest, which is conducive to tissue self-healing. 2. Wear suitable shoes: it is recommended to wear shoes with good cushioning, and prohibit the wearing of hard-soled leather shoes and high-heeled shoes. 3. 4.Physical therapy: local heat, physical therapy, infrared radiation and other methods can be used to expand the blood vessels of the plantar tendon membrane, improve local blood circulation, so that the removal of inflammatory factors and pain factors can be accelerated, thereby relieving symptoms.