Driving for too long, the soles of the feet will be sore symptoms, the cause is plantar muscle strain, can be divided into the following two cases: First, driving for too long, need to keep the foot on the gas pedal or brake for a long time, will cause postural strain, resulting in plantar soreness symptoms occur. Second, for most people, the inner foot muscle are relatively weak, and insufficient strength, long-term frequent force on the gas or brake pedal, the need to fight against a certain resistance, will cause strain on the inner foot muscle, resulting in plantar pain symptoms, in order to prevent plantar pain, you can usually more toe grip training, can enhance the strength and intensity of the inner foot muscle, long-term driving should also be regular rest, to relieve the fatigue of the inner foot muscle.