This is the condition wherein the bones become fragile, thin and easily fractured. Many studies have shown that one cause of this unbearable disease is estrogen insufficiency. Every year, there are 500,000 U.S women suffering from osteoporosis cause by this deficiency. Since treatment for osteoporosis cost 10 billion per year, only a few are able to survive this maddening disease across the country. Aside from merely using estrogen it is also sometimes associated with progestin. This is another type of hormone that is important during the menopausal period. It still varies on the doctor s advice whether the patient still needs to have the progestin replacement. There are some women who make use of herbal treatments for treating their hormonal imbalance. It is true that Estrogen is a natural body substance but it is coupled with side effects in the person s body. It can affect the growth of a person or the development of the reproductive system and the secondary reproductive systems. Pregnant women are not advised to take medicines that are estrogen enhancer, because it is not good for the baby inside the womb of the mother. As mentioned in the American Medical Journal Association dated in 1966, according to Dr. H.M. Lemmon, M.D. there is a higher concentration of this particular substance in the body of those women who does not have breast cancer. It is very beneficial to the vagina, vulva and cervix. In cases where there is a related affliction to the mentioned parts, it is safest if the patient is going to use Estriol Estrogen preparation. The treatment involves a sequence of drugs intended to synthetically boost hormone levels. As the name suggests, ERT replaces hormones which the ovaries no longer produce, either through natural or surgical menopause, and provides relief from the horrible symptoms of menopause such as hot flashes and night sweats. It gives the identifying figures of women, which are smaller hips, bigger chest as well as menstruation. Estrogen is also essential to normal body function, which is why women should maintain normal estrogen level in the body. Old age can be one of the reasons why women experience irregular estrogen production.