The following causes are common: first, heel spurs, heel spurs occur in the medial process of the heel node, which can stimulate the heel branch nerve, a branch of the posterior tibial nerve, causing congestion and edema of the heel branch nerve, which is clinically manifested as plantar pain and local pressure symptoms, and axial and lateral heel films can show the location of the heel spurs; second, plantar fasciitis, the role of the plantar fascia is to maintain the medial longitudinal arch of the foot, connecting the heel node and the metatarsal bone. The third, the heel fat pad inflammation, the elderly heel fat pad atrophy, weight-bearing time can cause fat pad inflammatory changes, manifested as plantar pain and local pressure pain, given local hot water bath, local closed injection treatment, pain symptoms can be relieved.