Another study linked earlier menarche to a higher risk of diabetes in adulthood — a connection that appeared to be explained by higher body mass index (BMI) among women who'd begun
menstruating earlier.
Some smaller dogs, however, begin
menstruating earlier.
Lower progesterone level may cause nursing moms to
menstruate earlier compared to women showing elevated progesterone levels.
«Girls more likely to have sex, take sexual risks, and marry young if
they menstruate early.»
A sample of Jamaican women who
menstruated early was 28 percent more likely to engage in sexual intercourse before the age of 16.
Excess estrogen and / or progesterone deficiency will prevent menstruation and is a common reason why many women stop
menstruating early.
Not exact matches
Another reason kids need to know about menstruation at an
early age is that sexually active girls can get pregnant even before they start
menstruating.
However, «bleeding
early is often a sign that the body needs to
menstruate,» explains Dr. Goist.
And
early maturation in girls is frequently a harbinger for problems with the reproductive system later in life including failure to
menstruate, infertility and breast cancer.
A woman's hormone balance can begin to shift at anywhere from her mid-thirties to her late forties, depending on a variety of factors such as heredity, environment, how
early or late she began
menstruating, whether she had children and if so at what age and how many, and her lifestyle.
Small dogs typically begin
menstruating at
earlier ages than female canines of larger breeds.