Plantar Faciitis
Plantar fasciitis is an inflammation of a tough band of tissue on the bottom of the foot. Generally caused from chronic irritation of the plantar fascia from excessively flat feet (pes planus), acute injury from excessive loading of the foot, or a rigid foot (pes cavus). This inflammation results in pain to the undersurface of the foot, generally most pronounced first thing in the morning with weight bearing.