1.Shorter cycles (25 days or less);
4.Increased trouble sleeping-especially waking up in the middle of sleep;
5.New or increased migraine headaches;
6.Night sweats-especially if they tend to occur before or during flow;
7.An increase in or new premenstrual mood swings;
8.New sore, enlarging or nodular breasts; and
9.Weight gain without changes in what you eat or the exercise you do.
Peri-menopause is a midlife transition with higher and erratic estrogen levels.
Menopause is a fairly stable life phase with normally low estrogen and progesterone levels that begins one year after their last menstrual flow.