Sudden pain in the heel, common heel pain, Achilles tendon tear, Achilles tendon terminal disease several causes, as follows: a, heel pain: heel pain, including metatarsal fasciitis, heel fat pad inflammation and heel bone spurs, can suddenly appear in the weight-bearing symptoms, especially in the morning just after the weight-bearing more obvious, the patient will have local pressure pain, take an X-ray of the heel bone, sometimes found heel bone spurs. Second, the Achilles tendon tear: Achilles tendon ends at the Achilles node, such as a sudden tear, can also induce local pain symptoms, most occur in the process of strenuous exercise. Third, the end of the Achilles tendon disease: chronic inflammation of the end of the Achilles tendon, the acute attack can also be manifested as a sudden pain symptoms, accompanied by the heel bone activity restrictions. Sudden pain in the heel should be promptly diagnosed and treated in order for the symptoms to be quickly controlled.