If the numbness of the back of the foot is caused by physiological factors, it can be well by itself. If it is caused by diseases, such as lumbar disc herniation, pyriformis syndrome, peripheral neuropathy, etc., it can not be well by itself.
If the numbness of the instep is caused by physiological factors, such as wearing a relatively tight shoe temporarily squeezing the instep caused by numbness, this situation is generally in the removal of the shoe, to lift the compression can be good on their own.
If the dorsal numbness is caused by diseases, it may not be good on its own, such as lumbar disc herniation, pyriformis syndrome, peripheral neuropathy, etc., due to the involvement of the nerves innervating the lower limbs, it will cause dorsal numbness, and it will need targeted treatment to alleviate the symptoms.
It is recommended to go to the hospital in time to check the symptoms of numbness of the back of the feet, and find out the cause of treatment under the guidance of the doctor.