If you have numbness in the heel, first rule out any nerve root compression. Most of the nerve compression originates from herniated discs, consider CT of lumbar discs or MRI of lumbar discs. In clinical practice, herniated discs in the fourth, fifth and fifth sacral vertebrae can cause numbness in the feet. For this kind of nerve compression, you can consider taking some oral dehydrating drugs, such as Diosmin, and some nerve-nourishing drugs, such as methylcobalamin capsules, as well as some blood-vitalizing and energizing Chinese medicines, such as Mugua pill and Tianma pill. For this kind of numbness in the feet, you can also choose Chinese herbal scalding, Chinese herbal medicine mostly choose mugwort, Chuanxiong, papaya, chicken blood vine these drugs, has very good blood circulation, blood stasis, meridians, can significantly improve the numbness of the nerve compression area skin.