Sever's disease, is a musculoskeletal condition occurring in adolescence that symptomatically manifests as posterior heel pain during ambulation.ypical physical examination findings of Sever's disease include an antalgic and guarded gait, a positive calcaneal “Squeeze test” for pain, as shown in Fig. 1, posterior calcaneal tenderness, and limited ankle joint dorsiflexion [2] , [4] , [6] , [9] , [12] and [13] .