Menopause: What Is It?

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Menopause: What Is It? Menopause is the permanent end of menstruation. It's a turning point, not a disease, but it can have a big impact on a woman's wellbeing. Although menopause can bring physical upheaval from hot flashes, night sweats, and other symptoms, it can also be the start of a new and rewarding phase of a woman's life -- and a golden opportunity to guard against major health risks like heart disease and osteoporosis.

Before Menopause, Perimenopause Natural menopause happens gradually. The ovaries don't abruptly stop; they slow down. The transition to menopause is called perimenopause. Menopause is a milestone -- it's the day that marks 12 months in a row since a woman's last period. During perimenopause, it's still possible to get pregnant -- a woman's childbearing years are winding down, and although her periods may become more unpredictable.