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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 ...
In some historic cultures, a menstruating woman was considered sacred and powerful, [22] with increased psychic abilities, and strong enough to heal the sick. [23] According to the Cherokee, menstrual blood was a source of feminine strength and had the power to destroy enemies. [24]
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. "For example ...
Researchers found that people who drank soda had a 24% higher chance of experiencing menstrual cramps compared to non-drinkers. For students in rural areas, the odds increased to 40.2%.
In May, a study from the Harvard T.H. Chan School of Public Health found that 15.5% of girls experienced early periods — younger than age 11 — and that 1.4% started menstruating younger than ...
The menstrual stigma can have detrimental effects on various aspects of women's lives, including their overall well-being, somatic and mental health, social status, and sexual activity. [ 1 ] [ 16 ] [ 12 ] [ 2 ] Women who internalize these negative attitudes often take active measures to hide their menstrual status, such as wearing loose ...
“A man writing about menstruation as empowering not polluting; a Marxist analysis in which sex solidarity and class analysis assume equal explanatory power; a fully social and revolutionary account of our human cultural origins that privileges women; an explicitly political narrative of science in the first person; an interweaving of anthropology, biology, history of ideas, and philosophy ...