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Younger generations are getting their first periods earlier, and the length of time it takes to become regular is changing — which could point to later health problems, according to a new study ...
A new study finds that the age of menarche is slowly shifting earlier in life, with almost twice as many females born in the early 2000s having a “very early” first period compared with those ...
There are pros and cons, no matter when you got your period. Girls who get their periods on the earlier side are at a slightly higher risk for breast cancer, according to the Susan G. Komen ...
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]
The girls who experience menarche wear special clothes and style their hair like the Navajo goddess "Changing Woman". [40] The Nuu-chah-nulth (also known as the Nootka) believe that physical endurance is the most important quality in young women. At menarche the girl is taken out to sea and left there to swim back. [40]
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 ...
According to a new study published in JAMA, menarche — the first period — has occurred steadily earlier and earlier for generations since the 1950s. Researchers examined data collected from ...
Menstruation (also called menstrual bleeding, menses or a period) is the first and most evident phase of the uterine cycle and first occurs at puberty. Called menarche, the first period occurs at the age of around twelve or thirteen years. [8] The average age is generally later in the developing world and earlier in the developed world. [42]