Numbness after heel contusion may be related to the damage of peripheral nerves, or may be caused by edema compression or venous return obstruction. 1. Damage to peripheral nerves: after heel contusion, if the cutaneous or muscular nerves of the surrounding skin are directly injured, it is easy to cause sensory disorders, and numbness of the heel will occur. 2. Edema compression: because of heel contusion, but caused by bone and soft tissue contusion, easy to cause local tissue exudate, edema, edema compression of the surrounding tissues, is likely to cause peripheral nerve sensory transmission obstacles, there will be numbness of the heel. 3. venous return obstruction: common in the elderly, the lower limb blood supply is poor, if the heel contusion, resulting in local soft tissue swelling, resulting in venous return obstruction, may also cause heel numbness. Numbness after heel contusion, it is recommended to consult a doctor in a timely manner to clarify the causes and then give targeted treatment.