What is Osteoporosis? It occurs when bones become porous, which can lead to an increased risk of fracture, especially at the hip, spine and wrist. Osteoporosis has been found to affect one in two women and one in five men who are over the age of 50. Fractures that are caused as a result of it, can mean a loss of independence and also pose an increased risk of mortality. During menopause, osteoporosis is also linked to other diseases, one of which being cardiovascular disease.