The average age for menopause is 51, and it has remained at that age for a long time, even in your mother's day. Its definition is one full year of no periods, along with typical menopausal symptoms, like hot flashes.Menopause before 40 is considered premature, and a search for causes should be made. Even at 40, an effort ought to be made to look for some of the many causes of early menopause. ... Click Here to Read More Click Here to Read More