A heel spur is a calcium deposit causing a bony protrusion on the underside of the heel bone. … They are frequently associated with plantar fasciitis, a painful inflammation of the fibrous band of connective tissue (plantar fascia) that runs along the bottom of the foot and connects the heel bone to the ball of the foot. Associations include; Gait cycle, Collapsed metatarsal arch causes forefoot pain and stress of the fascia, Longitudinal arch -elongation and torsion, Tendon-like structure (fascia) is separated from the calcanus bone;over time,a calcium formation will develop around the affected area. Causes, abnormal walking gait,footwear, general or sports injury, leg length discrepancy. It can effect adults and children alike. Heel pain during the first steps in the morning, pain is felt immediately upon standing.