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Less blood flow may be genetic and, if enquiries are made, it may be found that woman’s mother and/or sister also have decreased blood flow during their periods. Pregnancy can normally occur with this type of decreased flow during the period. The incidence of infertility is the same as in women with a normal blood flow.
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 ...
Normal menstrual flow length is 3–7 days. [4] Abnormal uterine bleeding (AUB) is a broad term used to describe any disruption in bleeding that involves the volume, duration, and/or regularity of flow. Bleeding may occur frequently or infrequently, and can occur between periods, after sexual intercourse, and after menopause.
Here we debunk 10 period myths, including why it's ok (and safe) to swim on your period, why your period does not stop in water, and more.
Menstruation is triggered by falling progesterone levels, and is a sign that pregnancy has not occurred. The first period, a point in time known as menarche, usually begins between the ages of 12 and 15. [1] Menstruation starting as young as 8 years would still be considered normal. [2]
Menstrual periods should have been regularly established before the development of infrequent flow and often (but not always) involves irregular intervals. In contrast to "irregular cycles", the interval between one cycle and the next may be consistent but can be regarded as "irregular" compared to the cycle length of a female without ...
Primary amenorrhea is defined as an absence of secondary sexual characteristics by age 13 with no menarche or normal secondary sexual characteristics but no menarche by 15 years of age. [3] It may be caused by developmental problems, such as the congenital absence of the uterus, failure of the ovary to receive or maintain egg cells , or delay ...
[1] [2] [3] Cycles are regular and menstrual flow is normal in the condition. [3] Normally, menstrual cycles are 25 to 30 days in length, with a median duration of 28 days. [2] Polymenorrhea is usually caused by anovulation (failure to ovulate), an inadequate or short luteal phase, and/or a short follicular phase.