The risk factors for hip fractures are: age, sex, race, low bone mass, low body weight, lack of oestrogens and previous fractures. Other risk factors can be tendency to fall, disability and immobilization, drug and usage of corticosteroids, low calcium intake mostly in elderly, alcoholism, diabetes mellitus, nutrition and medical condition. The risk of fracture can be higher in persons who walk with sticks or have had previous injuries. Some certain type of drugs may increase the risk of hip fractures due to their negative effect on the bone
