The pain in the soles of the feet of children, consider and walk for a long time, shoes do not fit, flat feet and other factors related. 1. Walking time is long: for small children, because the age is still relatively small, may be due to walking time is too long, resulting in the symptoms of obvious pain in the soles of the feet, can be relieved after rest. 2. Shoes do not fit: small children plantar pain, may also be due to the shoes do not fit caused by, such as wearing a smaller size of shoes and shoes soft hardness is not appropriate, will cause the child to appear the phenomenon of pain in the soles of the feet. 3. Flat feet: small children have plantar pain, may also be due to flat feet factors, which belongs to a kind of arch collapse as the main manifestation of foot deformity, the majority of patients do not have symptoms, there are some small children in the case of flat feet, there will be obvious symptoms of plantar pain. Children’s plantar pain, there may be other reasons, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.