Heel pain is one of the most common ailments is heel pain, which can be caused by an injury, or by inflammation in the bones, muscles, tendons, and ligaments.
It is usually triggered by inflammation in the main arch ligament of the foot (the fascia). This is called plantar fasciitis. If the fascia is slow to heal, then one might develop a heel spur, which is a bony outgrowth caused by an accumulation of calcium deposits in the heel bone.