The hormone called estrogen helps to deposit calcium in the bones to keep the healthy and strong. Women after menopause, produce much less estrogen. If the levels of estrogen are low they cause the bones to weaken. Since women have less bone mass than men, they lose bone mass sooner than men. Women who are slender and of Asian descent have a higher risk of getting osteoporosis. There are many different causes of osteoporosis, including smoking, excessive alcohol use, the intake of minimum amounts of calcium, not enough exercise, family history of disease, and long term use medicines for thyroid, asthma, and steroid use. Smokers lose bone density quickly and consuming alcohol inhibits the absorption of calcium. Knowing the risk factors and