Search results
Results from the WOW.Com Content Network
Menstrual cycle The menstrual cycle is a series of natural changes in hormone production and the structures of the uterus and ovaries of the female reproductive system that makes pregnancy possible. The ovarian cycle controls the production and release of eggs and the cyclic release of estrogen and progesterone. The uterine cycle governs the preparation and maintenance of the lining of the ...
It will contract midline with the umbilicus. It begins its contractions and by twelve hours after the birth it can be felt to be at the level of the umbilicus. [9] The uterus changes in size from one kilogram to 60-80 grams in the space of six weeks. After birth, the fundus contracts downward into the pelvis one centimeter each day.
Diagram illustrating how the uterus lining builds up and breaks down during the menstrual cycle Menstruation (also known as a period, among other colloquial terms) is the regular discharge of blood and mucosal tissue from the inner lining of the uterus through the vagina. The menstrual cycle is characterized by the rise and fall of hormones. Menstruation is triggered by falling progesterone ...
First, let's back up a little: There's a medical term for the age when you got your first period—menarche. Girls have started getting their first period earlier than in the past, so now it's ...
Liesel Teen, a labor and delivery nurse and founder of Mommy Labor Nurse, explains that “where you are in your menstrual cycle can affect different things, including your weight, vaginal ...
Basically, it’s totally normal if, in the year or two after getting your first period, your body doesn’t immediately fall into a regular cycle. 4. You’re Breastfeeding
The postpartum period also referred to as the puerperium, is the postnatal period that begins immediately after delivery and extends for about six weeks. [60] During this period, the mother's body begins the return to pre-pregnancy conditions that includes changes in hormone levels and uterus size. [60]
The average age of a girl's first period is 12 to 13 (12.5 years in the United States, [6] 12.72 in Canada, [7] 12.9 in the UK [8]) but, in postmenarchal girls, about 80% of the cycles are anovulatory in the first year after menarche, which declines to 50% in the third year, and to 10% by the sixth. [9]