There are many studies that tell that estrogen can prevent the existence of Alzheimer s disease. This is because estrogen increases the blood supply to the brain causing it to function well. With minimum amount of blood in the brain, women will have problems with recalling memory that sometimes leads to Alzheimer s disease. However, if menstruation is noted, that is the time where estrogen is found in a higher level. This is normal because of the release of corpus letuem found inside the eggs cells during this stage. However, there are also moments that the production of estrogen is beyond normal. It can be a cause of some irregularities in the normal body function of some women. The most common side effects with estrogen hormone are: Softness of the breast, either men or women Inflammation of the ankles and legs Lesser cravings for food Sudden changes in weight Nausea Vomiting Abdominal pains Skin Irritation Other side effects are: Bleeding gums Vaginal bleeding and spotting Changes in menstrual flow Painful menstruation PMS or the pre-menstrual syndrome Vaginal infection such as Candida Diarrhea Loss of scalp hair Migraine Faintness Despair Increased sexual desires Decreased sexual desires Rare side effects include: Blood clotting Sudden feeling to urinate Unclear speech Changes in vision Breathlessness Estrogen hormone should always be balanced. Men and women are both prone to having hair loss since this is present in both of them. In men, hair loss is the result of the malfunctioning of prostate glands. The prostate can start to make overly big quantities of the hormone called the DHT. This is a destructive form of testosterone and estrogen, which causes the follicles of the hair to reduce in size and avoid new hair growth. It is also necessary that you see your doctor at least twice a year while you are taking the medication to avoid complications. Estrogen for post menopausal women can also lead to gall bladder disorder. You must be aware about the effects of estrogen medications while you are taking it. Consult your physician immediately if you notice that there is bleeding that takes place in your vaginal area. Old age is one of the major reasons why women experience such. However, a woman's body should continuously produce estrogen to maintain its sexual functions. If your body is already incapacitated of producing estrogen, you can try eating foods that has natural estrogen. There are several herbs and foods that can be a great source of pure and natural estrogens.