Author Henry David Thoreau was among those who spoke out in defense of John Brown after his arrest following the Harpers Ferry raid. Thoreau penned an essay, âA Plea for Captain John Brown,â in support of his fellow abolitionist.
1 The average age of U.S. women at the time of menopause is 51 years. 2  The most common age range at which women experience menopause is 48-55 years. 3  Premature menopause is defines as menopause occurring in a woman younger than 40 years. 4  About 1% of women experience premature menopause.
Any individual woman can vary quite a lot compared with an average. For instance, although the average age of menopause in developed countries is 51.4 years, there is a range from a low of about age 40 (early), to a high or late menopause age of 58 years. The average age of menopause depends on the population studied to calculate the average.