A hot flash is a feeling described as suddenly being hot, flushed and uncomfortable, especially in the face and neck. Hot flashes come in bursts or flushes that usually last a few seconds to a few minutes. They are caused by changes in the way blood vessels relax and contract and are thought to be related to the changes in a woman's estrogen levels. Sleep often is disturbed by nighttime hot flashes. A long-term lack of sleep can lead to changes in moods and emotions. The chemical changes that happen during menopause do not increase the risk of depression. However, many women experience major life changes during their middle age including menopause and sleep disturbances, which can increase the risk of developing depression. If you have menstrual problems, you may be able to alleviate them with diet. Scientists have long known that food can influence the female hormone estrogen, affecting menstruation, and that carbohydrates are strongly linked to premenstrual syndrome (PMS). Now research reveals surprising new clues about how certain foods and nutrients, including calcium, manganese, and especially dietary fat and cholesterol, may influence menstruation.
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