It is generally believed that menopause is a very gradual process, taking several years for a woman's body to undergo a complete transformation. However, a major recent study has disproven this long-held assumption. According to new findings, the changes that occur in a woman's body during menopause are not gradual; rather, they are sudden and significant.

A sudden physiological turning point
When a woman reaches the end of her reproductive years, her body does not go through a slow, incremental process. Instead, it encounters what can be described as a "physiological cliff"—a sharp, sudden, and major turning point in its biological state. These abrupt changes are preceded by rapid, volatile fluctuations in sex hormone levels.

Extensive research based on data from 1 million women
This discovery emerged from a highly detailed study. Researchers at the Weizmann Institute of Science conducted an in-depth analysis of data from over 1 million women in the United States and Israel, examining the results of more than 300 million laboratory tests. The findings, published in the journal *Nature Medicine*, revealed significant and sudden shifts across dozens of health and physiological markers.

Impact on nearly every bodily system
Of the 90 different types of laboratory tests analyzed, 52 showed these clear, sudden changes. These shifts were not limited to the cessation of reproductive capacity or fluctuations in sex hormones; their impact was far broader, affecting nearly every major system in the body—most notably bone health, liver and kidney function, and cholesterol levels.

Less pronounced changes observed with hormone therapy
The study also revealed another significant finding. According to data, women who were receiving hormone therapy during menopause experienced significantly fewer of these sudden bodily changes.

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