Menopause, also known as the climacteric, is the time when a woman's menstrual periods permanently stop and she is no longer able to reproduce. It's a natural part of aging that usually occurs between the ages of 45 and 55, but can vary. Menopause is diagnosed after a woman has gone 12 months without a menstrual period.
The time leading up to menopause is called perimenopause, or the menopausal transition. During perimenopause, a woman's ovaries begin to produce less estrogen, which can cause changes in her menstrual cycle. Perimenopause can last several years and can affect a woman's physical, emotional, mental, and social well-being. Symptoms of menopause can include: