-- The color with the longest visible wavelength is the last one  you see   at â¦ the red end of the rainbow.    -- The color with the shortest visible wavelength is the last one  you see   at the violet end of the rainbow.    -- The list you learned as a first-grader ...
Perimenopause, or menopause transition, begins several years before menopause. It's the time when the ovaries gradually begin to make less estrogen. It usually starts in a woman's 40s, but can start in her 30s or even earlier. Perimenopause lasts up until menopause, the point when the ovaries stop releasing eggs. In the last 1 to 2 years of perimenopause, this drop in estrogen speeds up. At this stage, many women have menopause symptoms.
Menopause comes next, the end of your menstrual periods. After a full year without a period, you can say you have been âthrough menopause,â and perimenopause is over. Postmenopause follows perimenopause and lasts the rest of your life. The average age of a woman having her last period, menopause, is 51.But, some women have their last period in their forties, and some have it later in their fifties. Smoking can lead to early menopause. So can some types of operations.enopause comes next, the end of your menstrual periods. After a full year without a period, you can say you have been âthrough menopause,â and perimenopause is over. Postmenopause follows perimenopause and lasts the rest of your life. The average age of a woman having her last period, menopause, is 51.