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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 ...
Flo Health has invested in researching taboos and cultural differences for women. In 2019, Flo announced they had completed a survey of 200,000 women globally, as a wider study into period poverty. The study found a number of common problems, such as 34% of those surveyed believing that period poverty is only an issue in developing countries. [21]
Due to natural variation, individuals pass through the Tanner stages at different rates, depending in particular on the timing of puberty.Among researchers who study puberty, the Tanner scale is commonly considered the "gold standard" for assessing pubertal status when it is conducted by a trained medical examiner. [5]
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 ...
Menstrual synchrony, also called the McClintock effect, [1] or the Wellesley effect, [2] is a contested process whereby women who begin living together in close proximity would experience their menstrual cycle onsets (the onset of menstruation or menses) becoming more synchronized together in time than when previously living apart.
The theme of transformation around the menarche is similarly present in Turning Red (2022), although the film also explores other aspects of puberty as a whole and the protagonist does not actually start her first period. Girls experiencing their first period is part of many movies, particularly ones that include coming-of-age plot lines, such ...
Chances are, you know someone like “Quiz Lady” Anne Yum. As played by Awkwafina, this socially awkward young woman works a boring CPA job by day, doing her best to blend in with the gray walls ...
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]