The most common causes of pain in the left palm of the patient’s foot are as follows: 1. Plantar fasciitis: The starting point of the plantar fascia is in the heel bone and the termination point is at the base of the toe bone. If weight-bearing activities are usually carried out frequently, such as going up and down stairs, hiking, hiking, or very long distance running, weight-bearing, walking with a very heavy schoolbag, it may cause a higher load on the plantar fascia, which may cause strain and sterile inflammation of the plantar fascia, so pain in the heart of the foot may occur. 2, flat foot: the arch of the foot is collapsed, the plantar fascia will be subjected to a greater load, and over time it will Strain and aseptic inflammation of the plantar tendon and fascia will occur, which will also manifest as pain on the bottom of the foot.