This document summarizes fracture healing, complications that can occur, and factors that promote fracture healing. It discusses the goals of fracture healing as encouraging healing, restoring function, and achieving a cosmetically acceptable appearance. It outlines the phases of fracture healing as the reactive, reparative, and remodeling phases. Complications that can occur include delayed union, non-union, osteomyelitis, and mal-union. Factors that promote fracture healing include growth hormones, thyroid hormone, calcitonin, immobilization, anabolic steroids, young age, nutrition, minerals, and exercise.