Numbness on the soles of the feet may be a result of peripheral nerve injury, lumbar disc herniation, diabetes and other pathologies, but it is difficult to say what disease is the harbinger of. 1. Peripheral nerve injury: for example, ankle canal syndrome, which can cause the posterior tibial nerve inside the ankle canal to be compressed, it is easy to cause numbness in some areas of the medial plantar region. 2. Lumbar disc herniation: it may be related to acute injury, lumbar degeneration and other factors, which can lead to severe compression and stimulation of the nerves innervating the lower limbs, and it is easy to cause numbness on the soles of the feet. 3. Diabetes: the presence of diabetes for a long time, blood glucose increases repeatedly, may induce peripheral neuropathy, can also cause numbness of the soles of the feet. Numbness of the soles of the feet, and accompanied by other obvious abnormal symptoms, to rule out physiological factors, you should consult a doctor for appropriate examination and treatment.