Menopause is the condition of the female body, characterized by the absence of menstruation for 12 months. The menopausal transition starts with an irregular menstrual cycle and ends with the last menstrual period. Perimenopause is the transitional period of menopause, this term is not officially a medical, however, is used to determine certain aspects of the transition to menopause. Premenopause this entire period of time after the last menstrual period.
Menopause in women occurs when the ovaries cease functioning. The ovaries are some of the female sexual glands, they are located on either side of the uterus in the pelvis. Each ovary is about the size of the amygdala produces eggs and female hormones, primarily estrogen. During the next menstrual cycle from one ovary enters the egg through the fallopian tube moves into the uterus.
The ovaries are the main source of female sex hormones, they control the development of body women body shape, Breasts, amount of body hair, as well as the menstrual cycle and pregnancy. Estrogen protects bones, when the ovaries cease to produce the required amount of estrogen in women can develop osteoporosis (thinning bones).
Perimenopause, each individual women scientists are still arguing over the factors that affect this transition period.
Read all about menopause.