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Topic: Menstrual cycle


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  Ovulation Calculator: Menstrual Cycle and Ovulation Prediction
The menstrual cycle refers to the cyclical development and then shedding of the endometrium, the lining of the uterus.
A woman's fertile period during her menstrual cycle, on average, lasts about seven days: seven days before ovulation (the release of the egg), the day of ovulation, and the day after ovulation.
Though the length and regularity of a menstrual cycle may differ, the average duration of a complete menstrual cycle is 28 days (though healthy cycles can run from 21-36 days).
www.ovulation-calculator.com /menstrual-cycle.htm   (711 words)

  
 Menstrual cycle - Wikipedia, the free encyclopedia
The menstrual cycle is under the control of the reproductive hormone system and is necessary for reproduction.
In women, menstrual cycles occur typically on a monthly basis between puberty and menopause.
The regulation of menstrual cycle and its relationship to the moon.
en.wikipedia.org /wiki/Menstrual_cycle   (4318 words)

  
 Pediatric Advisor 2004.1: Natural Family Planning
During each menstrual cycle, two events occur: (1) you have your period (menstruation) and (2) you release an egg from one of your ovaries (ovulation).
Subtract 18 from your shortest cycle and 11 from your longest cycle.
If your periods (cycles) are irregular, you cannot use this form of birth control because you cannot safely calculate when you are fertile.
www.med.umich.edu /1libr/pa/pa_familypl_hhg.htm   (975 words)

  
 Knowing your Menstrual Cycle
The length of a woman’s menstrual cycle is calculated by the number of days between one period and the next.
Although ovulation occurs in most cycles, it is possible to have a cycle, and a period, without ovulating.
This is called an anovulatory cycle and may happen in young women who have just started menstruating, women who are breastfeeding, women nearing the menopause, and women whose cycles are longer than 35 days.
www.womenshealthlondon.org.uk /leaflets/cycle/cycle.html   (972 words)

  
 UNSW Embryology- Human Menstrual Cycle
The human menstrual cycle involves a complex and regular change in female anatomy and physiology over an approximate monthly time period.
This cycle commences at puberty and ceases at menopause.
Menstrual blood flows from the uterus and out of the body through the vagina, but the blood and tissue shed from endometrial growths has no way of leaving the body.
embryology.med.unsw.edu.au /wwwhuman/MCycle/MCycle.htm   (1222 words)

  
 All About Menstruation
Menstruation (a period) represents a major stage of puberty in girls; it's one of the many physical signs that a girl is turning into a woman.
The amount of time between a girl's periods is called her menstrual cycle (the cycle is counted from the start of one period to the start of the next).
Menstrual cramps are pretty common — in fact, more than half of all women who menstruate say they have cramps during the first few days of their periods.
kidshealth.org /teen/sexual_health/girls/menstruation.html   (1639 words)

  
 Society for Menstrual Cycle Research: Home
The Society for Menstrual Cycle Research is a nonprofit, interdisciplinary research organization.
We strive to be the source of guidance, expertise, and ethical considerations for researchers, practitioners, policy makers and funding resources interested in the menstrual cycle.
Membership is open to individuals who have an interest in research on the menstrual cycle or related issues, and who support the purposes of the Society.
menstruationresearch.org   (164 words)

  
 The Menstrual Cycle: What Happens During Those 28 Days
Menstruation is the outward proof that a girl is becoming a woman.
Menstrual cramps are pretty common during the first few days of your period.
The menstrual cycle is actually a very cool and very complex process that results from the many parts of the body working together.
www.coolnurse.com /menstrual.htm   (1200 words)

  
 MyMonthlyCycles > Menstrual Cycle Glossary   (Site not responding. Last check: )
Hormone released by the pituitary gland in the brain that triggers the onset of ovulation and prepares the uterus for implantation of a fertilized egg.
Menstrual periods that are abnormally heavy in flow, or that are prolonged and last much longer than usual.
The menstrual cycle is comprised of three phases: the follicular phase, ovulation, and the luteal phase.
www.mymonthlycycles.com /mglossary.jsp?pagenum=2   (466 words)

  
 Female Reproduction 3   (Site not responding. Last check: )
The menstrual cycle is the way a women's body gets ready for the possibility of pregnancy each month.
A cycle is counted from the first day of one period (menstruation) to the first day of the next.
The cycle has four stages: the menstrual phase, the preovulatory phase, the ovulation phase, and the postovulatory phase.
hes.ucf.k12.pa.us /gclaypo/repro/femrepr3.html   (642 words)

  
 Menstrual Cycle: An Overview - My Child Has - Children's Hospital Boston
As the average menstrual cycle lasts 28 days (starting with the first day of one period and ending with the first day of the next menstrual period), most women ovulate on day 14.
Menstruation is one part of a woman's menstrual cycle which includes the shedding of the endometrium (lining of the uterus) that occurs throughout a woman's reproductive life.
On average, menarche (a young woman's first menstrual period) occurs between the ages of 12 and 14 years old - generally two years after her breast budding (average age 10 to 12 years old), and, in most cases, not long after the onset of pubic hair (average age 12 years old) and underarm hair.
www.childrenshospital.org /az/Site1735/mainpageS1735P0.html   (487 words)

  
 Menstruation   (Site not responding. Last check: )
The menstrual blood is partly blood and partly tissue from the inside of the uterus (womb).
Menstruation is part of the menstrual cycle, which helps a woman's body prepare for the possibility of pregnancy each month.
The parts of the body involved in the menstrual cycle include the brain, pituitary gland, uterus and cervix, ovaries, fallopian tubes, and vagina.
www.4woman.gov /faq/menstru.htm   (1309 words)

  
 Menstrual Cycles: What Really Happens in those 28 Days?!
The second half of the cycle, ovulation to menstruation, is fairly consistently the same length, but the first part changes from person to person and from cycle to cycle.
The length of a woman's menstrual cycle (the number of days from the first day of one period to the first day of the next) is determined by the number of days it takes her ovary to release an egg.
Menstruation - connecting heart, mind, body and spirit - Menstruation is an Art because if we are living our cycles and tapping into the gifts, power and responsibilities of being authentically Feminine, then we are tapping into an ever-changing, never-ending source of creativity.
www.fwhc.org /health/moon.htm   (3377 words)

  
 Normal Menstrual Cycle   (Site not responding. Last check: )
The menstrual cycle is the series of changes a woman's body goes through to prepare for a possible pregnancy.
While the average cycle length is 28 days, it is perfectly normal to have a menstrual cycle that lasts 21 to 35 days.
With ovulation, which occurs at the middle of the menstrual cycle, some women have less than a day of red spotting or lower pelvic pain (mittelschmerz); both are normal.
www.bcbswny.com /kbase/topic/special/tn9930/sec1.htm   (661 words)

  
 The menstrual cycle
Menstruation - having periods - is part of the female reproductive cycle that starts when girls become sexually mature at the time of puberty.
Menstruation is a very complicated process involving many different hormones, the woman's sex organs and the brain.
Menstrual discharge is composed of the endometrium itself, together with a little fresh blood caused by the breaking of very fine blood vessels within the endometrium as it detaches itself from the inside of the uterus.
www.netdoctor.co.uk /health_advice/facts/menstruation_cycle.htm   (1298 words)

  
 Fertility Calculator and Ovulation Calculator
The average length of a menstrual cycle is 28 days.
However, it is not at all unusual for women to have longer or shorter cycles.
If you know the length of your menstrual cycle, then you're ready to use our convenient Fertility Calculator to find out your next expected ovulation date and most fertile period.
www.healthatoz.com /healthatoz/Atoz/tl/misc/duedate/entfert.jsp   (249 words)

  
 Normal Menstrual Cycle   (Site not responding. Last check: )
The menstrual cycle is the series of changes your body goes through to prepare for a possible pregnancy.
(also called menstruation or menstrual period) that you have from your early teen years until your menstrual periods end around age 50 (menopause).
The menstrual cycle is measured from the first day of menstrual bleeding, Day 1, up to Day 1 of your next menstrual bleeding.
www.peacehealth.org /kbase/topic/special/tn9930/sec2.htm   (633 words)

  
 Menstrual Cycle   (Site not responding. Last check: )
The start of the menstrual cycle begins on the first day of bleeding.
In a way, the menstrual period is your body’s way of cleaning house, getting rid of dead cells in the uterus.
No menstrual period for three months or longer, whether or not you are sexually active.
www.csun.edu /~shcenter/health_info/Menstrual_Cycle.htm   (317 words)

  
 Menstrual cycle definition - Medical Dictionary definitions of popular medical terms
Menstrual cycle: The monthly cycle of changes in the ovaries and the lining of the uterus (endometrium), starting with the preparation of an egg for fertilization.
Unless pregnancy occurs, the cycle ends with the shedding of part of the endometrium, which is menstruation.
Although it is actually the end of the physical cycle, the first day of menstrual bleeding is designated as "day 1" of the menstrual cycle in medical parlance.
www.medterms.com /script/main/art.asp?articlekey=7865   (191 words)

  
 Menstruation and the menstrual cycle
Regular menstruation is a sign that the body is producing appropriate levels of hormones in a balanced fashion according to a rhythm established over millennia as optimal for human reproduction.
At different times in your life, your menstrual cycle may become irregular due to a variety of factors, including pregnancy, stress, diet, hormonal imbalance, exercise, and illness.
Regular menstruation is a positive indication that your body is in homeostasis, making appropriate levels of hormones according to an age-old rhythm proven optimal for reproduction.
www.womentowomen.com /menstruation/index.asp   (1116 words)

  
 On the Teen Scene--A Balanced Look at the Menstrual Cycle
She explains that just before and during menstruation, levels of the female hormones estrogen and progesterone are low.
Menstruation is just one part of the menstrual cycle, in which a woman's body prepares for pregnancy each month.
A cycle is counted from the first day of one period to the first day of the next.
www.fda.gov /fdac/reprints/ots_mens.html   (2350 words)

  
 Amazon.com: The Menstrual Cycle (Women and Psychology): Books: Anne Walker   (Site not responding. Last check: )
Anne Walker critically examines previous work on menstruation, the cycle, and women's psychological state, and sets it in its historical and socio-cultural context.
She concludes that menstrual cycle research is entering a new phase of development, with a shift towards a growing concern with women's experiences and the meaning of menstruation in the social sciences, reflecting a change in the way that psychology and sociology conceptualize the body.
Menstruation is the only tangible evidence that most women have of the continuous cycle of fertility going on within the reproductive system.
www.amazon.com /Menstrual-Cycle-Women-Psychology/dp/0415163315   (918 words)

  
 Menstrual Cycle: An Overview
On average, menarche (a young woman's first menstrual period) occurs between the ages of 12 and 14 years old - generally two years after her breast budding, and, in most cases, not long after the onset of pubic hair and underarm hair.
For menstruating women, an average menstrual cycle lasts 28 days - starting with the first day of the last period (which, on average, lasts 6 days, with some women having a very light flow and others having a very heavy flow) and ending with the first day of the next menstrual period.
However, the length of women's cycles varies, particularly for the first one to two years after menarche (a young woman's first menstrual period).
www.chw.org /display/PPF/DocID/24302/router.asp   (611 words)

  
 Talk:Menstrual cycle - Wikipedia, the free encyclopedia
Remember that menstruating simply means "bleeding from the uterus." The usual trigger is the drop in progesterone as the corpus luteum involutes, but there are other causes of hormone fluctuations, and in rare instances the egg may still be around to get fertilized and the zygote may implant despite waning progesterone levels.
Menstruating women are the font for the survival of humankind.
Asserts that women's menstrual cycles are also influenced by pheromones that a man secrets and that women's sense of smell is more receptive to these types of pheromones that are given off in sweat.
en.wikipedia.org /wiki/Talk:Menstrual_cycle   (7574 words)

  
 Hotflash! - FAQ - Menstrual Cycle
of our menstrual cycle, when we get our periods, is the day when our estrogen and progesterone levels are their lowest.
At this time in your cycle you may get cramps, a headache or backache and tire easily and your skin may break out- or you may have no problem at all.
For the first 12 days of the cycle FSH (follicle stimulating hormone) and estrogen levels are rising.
www.families-first.com /hotflash/faq/menstrual-cycle.htm   (756 words)

  
 The UIC Wellness Center Q and A: Menstrual Cycle
It is the point in time when a woman has had no menstrual periods for 1 year; this happens when the ovaries have stopped producing enough estrogen and progesterone to sustain the menstrual cycle.
Your daughter may menstruate once, then not again for several months; this is normal, as her body is still developing.
To measure your menstrual cycle, start counting from the first day of your last period and stop counting on the first day of your next period.
www.uic.edu /depts/wellctr/qanda/menstrualcycle.html   (7151 words)

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