Search results
Results from the WOW.Com Content Network
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 ...
Mammals that have menstrual cycles shed the endometrium through menstruation instead. Humans, elephant shrews, and a few other species have menstrual cycles rather than estrous cycles. Humans, unlike most other species, have concealed ovulation, a lack of obvious external signs to signal estral receptivity at ovulation (i.e., the ability to ...
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 ...
“If you’re noticing [period poops] cyclically, like it always happens around your period, that kind of fits with the overall changes in your menstrual cycle,” LeBrett says. “If you’re ...
She advises anyone who menstruates to tell their doctor if their cycles are longer than 35 days or shorter than 21 days, they bleed for more than seven days, they soak through one or more tampons ...
For premium support please call: 800-290-4726 more ways to reach us
Ovulation is an important part of the menstrual cycle in female vertebrates where the egg cells are released from the ovaries as part of the ovarian cycle. In female humans ovulation typically occurs near the midpoint in the menstrual cycle and after the follicular phase. Ovulation is stimulated by an increase in luteinizing hormone (LH).
In many circumstances, menstrual intervals are prolonged, reaching 35–180 days (oligomenorrhea) or even longer . In other cases, menstruation may be fairly regular ( eumenorrhea ), more frequent (intervals of less than 21 days) or there may be a loss of menstrual pattern ( menorrhagia , dysfunctional uterine bleeding ).