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While the color of the blood does range from a brown to bright red color, this is normal; some women have light periods while others have heavy ones; no two women will have an identical experience. [15] In very rare instances, menarche may occur at an unusually early age, preceding thelarche and other signs of puberty.
Starting menstruation is an important sign of health. A new study shows that the trend of children starting at an earlier age may point to worrying conditions.
Black children of low socioeconomic status are starting their periods earlier than the average age, and it takes more time for their menstrual cycles to become regular, according to a new report.
Because of high rates of very early miscarriage (25% of pregnancies are lost within the first six weeks since the woman's last menstrual period), the methods used to detect pregnancy may lead to bias in conception rates. Less-sensitive methods will detect lower conception rates, because they miss the conceptions that resulted in early pregnancy ...
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 ...
An early period is usually the result of a short cycle, but it could also signal an irregular period. ... because a true early period is the onset of menstrual bleeding less than 21 days following ...
There is early development of secondary sex characters and gametogenesis also starts earlier. Precocious puberty is of two types: true precocious puberty and pseudoprecocious puberty. In a minority of children with precocious puberty, the early development is triggered by a disease such as a tumor or injury of the brain. [1]
Puberty is the process of physical changes through which a child's body matures into an adult body capable of sexual reproduction.It is initiated by hormonal signals from the brain to the gonads: the ovaries in a female, the testicles in a male.