Plantar Fasciitis is the most common cause of pain on the bottom of the heel. This occurs in individuals who do a great deal of standing or walking, it causes pain and tenderness on the sole of the foot. It affects both sedentary and athletic people and is thought to result from chronic overload either from lifestyle or exercise. It usually affects just one foot, but it can affect both feet.
Plantar Fascia is a triangular fascial band that protects the underlying nerves, blood vessels, and muscles of the foot. It connects the heel to the front of your foot, and is important to the integrity of all arches of the foot.