Without it, women will not have the different characteristics that identify them as women. Estrogen production is also essential to menstruation. They are the reason why women menstruate. This is because, estrogen is found in the eggs produced by the ovaries. Usually, the normal menstrual cycle in a woman s anatomy last for twenty eight to thirty days. Keep in mind that it is your health that will be at stake so, you have to think about it a hundred of times. Great details and information can be found in the Internet. Having an estrogen therapy could be a very big decision. It is imperative that a woman should be well aware of what she does with her body. The product is sealed tightly and once opened you need to use it immediately. There are various types of Estrogen patches that are suited for your individual needs and depending on the type of disorder that you complaint as well. This is not advisable to apply on the breast area due to some possible complications. An Increase or Decrease of Estrogen can Cause Hair Loss Are you avoiding the mirror everyday? Are you afraid to see how you look because of your hair? Are you suffering from thinning hair or baldness? Do you know the possible reasons why such problems are happening to you? If you do, then perhaps it can be recovered or better yet be prevented. Estrogen medications are indeed helpful for women with menopausal disorders, but these are also risky, especially if not taken properly. One of the worst effects that it can bring to a person is the so-called endometrial cancer. This is often due to a prolonged intake of Estrogen. The risk will vary on the length of the treatment and the dosage of the Estrogen taken by a patient. Due to the great effect that has been brought by estrogen replacement therapy in curing other types of illnesses, this paves the way for the American women to support the use of estrogen replacement therapy to cure the disorder in their estrogen hormones. At present, the therapy is patronized not only in America but in many parts of the world.