Break in continuity of bone is known as Fracture. People commonly use words like ‘Bone Break’, ‘Crack’,‘Hairline’, ‘Buckle’ to describe it. It commonly develops due to injury, however it can occur after bone disease(pathological fracture) or overuse(stress fracture). It can be Treated by simple splinting, plaster, Reduction under anaesthesia or surgery depending upon type and condition of fracture.