Facts On average, menopause starts around the age of 51, although it can occur as early as the age of 30 and as late as the age of 60. Around 1% of women experience menopause before they turn 40. Menopause begins with the absence of menstrual bleeding for 12 consecutive months. Menopause symptoms last from the onset of menopause to death. On average, menopausal women gain around five pounds over the three year period. Symptoms