Most of the sufferers of hot flashes are women undergoing menopause - about 75% of them. Some men on the controversial andropause, men on hormone restriction therapy for prostate problems, persons with hyperthyroidism, low blood pressure and low blood sugar are also prone to hot flashes.

When a woman has a hysterectomy, the uterus is removed but not necessarily the ovaries. This means that menopause does not start immediately, in this case. Although she will no longer have periods, the ovaries still release eggs and also produce estrogen and progesterone. However an operation that removes both the uterus and the ovaries.

Many women think that a decline in estrogen is the real cause of hot flashes. In some cases that is completely substantiated, but not always. Truth be told, no one is completely sure what causes a hot flash. Theories abound, but no one can pinpoint the exact reasons even though numerous studies have been taking place over recent years.

When the hot flashes are mild, simple modifications to behavior patterns help manage the problem. Avoiding spicy food, alcohol, caffeine, smoking, diet pills and hot environments can eliminate or reduce the intensity of hot flashes. Exercise, as advised by a physician, helps a lot. A moderate attack of flashes needs more attention.

The most common and often the most irritating symptom associated with menopause is the hot flash, sometimes called a hot flush. As many as 75 percent of women going through menopause in the United States experience hot flashes with 10% to 15% of women having severe or frequent hot flashes.

Chinese scientists found that reducing blood pressure can reduce menopause symptoms. They formed an herbal formula, which has two functions: to reduce blood pressure and increase body-made estrogens. The herbal formula has 80% effective rate to reduce blood pressure based on a clinical trial in 2000. Best of all, it has 90% effective rate to reduce hot flashes.

Another hot flash cause could be lack of estrogen. There is a part of your brain, called the hypothalamus, which gets "confused," so to speak, with the sudden drop in estrogen. Since the hypothalamus is sometimes called the "body's thermometer", it will suddenly read that it is too hot. The brain responds by alerting your nervous system to do everything it can to rid your body of the heat.

A hot flash is a sudden, intense version of what the body normally does to cool down when it is overheated: Blood vessels near the skin dilate and you break into a sweat. But why, when a woman is sitting at her desk or driving down Main Street, does her body suddenly think it is overheated? The causes of such thermal chaos are only partly understood.

Before you try black cohosh for hot flashes and night sweats, you should check with your doctor and tell him or her about any pre-existing medical conditions that might worsen with the administration of this ancient herb. Once you get the go-ahead from your health care provider, you can experiment with various forms of this remedy for yourself.

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