Hammertoes

A hammertoe has an abnormal bend in the middle joint of a toe. Mallet toe affects the joint nearest the toenail. Hammertoe and mallet toe usually occur in your second, third and fourth toes. Hammertoe and mallet toe are foot deformities that occur due to an imbalance in the muscles, tendons or ligaments that normally hold the toe straight.

Source: APMA, WebMD, MayoClinic