Sentences with phrase «moretz menarche»

The custom of families and close friends celebrating the menarche of a young woman has, as far as I know, virtually disappeared.

The beverages industry says neither this study nor the body of science show that sugar - sweetened beverage consumption causes early onset of menarche.

«Neither this study nor the body of science shows that sugar - sweetened beverage consumption causes early onset of menarche.

For most girls, their first menstrual period, or menarche (say: MEH - nar - kee), begins about 2 to 2 1/2 years after breast development starts.

It may lead to the early onset of menarche and early development of breast tissue in developing girls.

Beginning with an imaginary journey into the red tent, a traditional place of women's wisdom, some of the gifts and secrets of womanhood are imparted in a gentle lyrical way along with practical advice on preparing for her first period, choosing menstrual products, herbal healing, and celebrating menarche.

Detailed information on women's reproductive factors was also collected, such as age at menarche, the number of pregnancies, abortions, live births, and the total duration of any breastfeeding for each live birth.

Girls go through menarche between the ages of 9 and 16, and the variations in LIN28B accounted for just one to three months of these differences.

However, this shouldn't hinder efforts to understand the biology of menarche and menopause and eventually target them with drugs, he says.

«It's sort of the tip of the iceberg,» says Uitterlinden, who led one of four groups that identified several variations in a gene called LIN28B that affect the timing of girls» first period, or menarche.

His team, as well as independent groups based in the UK, the US and Iceland, uncovered this gene's role by comparing genome - wide scans of thousands of women with their age at menarche.

All four teams focused their hunts on gene variations found in at least 10 per cent of the population, while Stefánsson thinks that rarer variants may play a more significant role in menarche.

This helps explain why women who go through menarche later are taller than women who have their first period at a young age, says Uitterlinden.

Just how LIN28B might affect menarche isn't clear, says Ken Ong, a paediatrician at the Medical Research Council Epidemiology Unit in Cambridge, UK, who led another team.

For instance, one study found that Icelandic girls with two genetic letter Ts at a spot near LIN28B experience menarche 2.4 months earlier, on average, than girls with two Cs at that site.

That's according to Misao Fukuda at the M&K Health Institute in Hyogo, Japan, and colleagues, who found subtle differences in sex ratios of children depending on when a mother entered menarche.

However, Prof Mishra said: «We expect that the underlying relationship between these reproductive characteristics across life is still present, but it may be that our definition of early menarche would be revised.

«Ultimately this reinforces the importance of including age of menarche in many more studies.»

In rural Malawi, 55 percent of those who had their first period before age 14 had sex before the age of 16, compared with 27 percent of those with menarche at age 14 to 15, and only 4 percent of those with menarche at age 16 or older.

The researchers also studied the link between age at menarche and early marriage.

The Columbia researchers used data from peer - reviewed studies and health and social sciences databases to assess the link between menarche and various negative sexual and reproductive health outcomes in adolescence.

«Despite possible similarities in the relationship between early menarche and sexual and reproductive health in low -, middle - and high - income countries, the factors associated with early menarche and early marriage may differ across ethnic groups within the same country,» noted Mobolaji Ibitoye, MPH, DrPH candidate in the Department of Sociomedical Sciences at the Mailman School and lead author.

«This highlights the need for a greater understanding of the cultural and regional variations in the effect of age at menarche on age at marriage both within and between countries.»

Studies from several high - income countries have shown that early menarche is also associated with various psychosocial factors including delinquency, substance use, and depression — all of which have sexual and reproductive health implications.

Both BRCA1 and BRCA2 mutation carriers had a median parity of 2.0 live births and age at menarche of 13 years.

Age at menarche predicts age at onset of major affective and anxiety disorders Tondo L, Pinna M, Serra G, De Chiara L, Baldessarini RJ.

When looking for correlations between the micronutrient levels and physical fitness, they took into account the adolescents» age, time of year, latitude of the city they lived in, body mass index, age of menarche in females, and amount of regular physical activity (using accelerometers).

Reykjavik, ICELAND, May 17, 2009 — In a paper published today in the online edition of Nature Genetics, scientists from deCODE genetics (Nasdaq: DCGN) and academic colleagues from Iceland, Denmark and the Netherlands present the discovery of single letter variations in the sequence of the human genome (SNPs) that influence the age of girls at menarche, the first menstrual period.

The paper, «Genome - wide association study identifies sequence variants on 6q21 associated with age at menarche,» is published in the online edition of Nature Genetics, at www.nature.com/ng, and will be published in an upcoming print edition of the journal.

Genome - wide association study identifies sequence variants on 6q21 associated with age at menarche.

Through this effort the mutation was also found to increase the risk of squamous cell carcinoma of the skin and biliary tract cancer as well as to cause blood electrolyte imbalance and late onset of menarche.

Factors examined as potential confounders or effect modifiers included age (at breast cancer diagnosis for cases, at time of study enrollment for controls), age at first birth, number of children, birth of a son, history of breastfeeding, miscarriage, abortion, oral contraceptive use, smoking status, age at menarche and number of cell equivalents tested for detection of FMc.

11:00 AM Genetics of menarche and menopause reveal diverse biologic pathways.

From the data, they found «childbirth, breast - feeding, oral contraceptive use, and a later age at menarche were associated with better health outcomes.»

«These results highlight the possibility that hormonal mechanisms may explain the link between parity [childbearing], breast - feeding, [oral contraceptive] use, and a later age at menarche with a lower mortality risk.

Additionally, «Having an earlier age at menarche has been associated with elevated blood pressure and glucose intolerance, increased body fat in early adulthood, or obesity in adulthood, all of which could explain the possible link between the age at menarche and risk of mortality outcomes later in life.»

Depending on your first bleed experience, this may feel traumatic; or it may feel like a total non-event but know that your menarche story is a powerful insight into the woman you are now, so dare yourself to really go there.

What's your menarche story?

Our menarche, our first bleed, is when our song, our life purpose, our truth is awakened in us.

Studies to date do not find any association between milk intake and age of menarche (first menses) in girls.

In this post, you'll learn all the open conversations about menarche (the first period) that I've had with my daughter, plus practical, fun, and special ideas to celebrate this rite of passage in every girls» life!

(* My own estimate: average number of years from menarche to wanting to start a family based on the women I see in my clinic.)

The first menstrual cycle, called the menarche, represents the beginning of the reproductive years, and continues until the beginning of menopause, around the age of 51 for most women.

Help a girl embrace and celebrate her menarche and learn the importance of having a healthy menstrual cycle.

Originated 1970s by Dr. Henry Lemon, who tested estrogen levels in 24 hour urine samples and found that an EQ > 1 strongly correlated with a higher survival rate after breast cancer.24 Further research conducted by Lemon, Heidel, et al., a meta - analysis of published fractional estrogen excretion collected from 2,846 healthy women worldwide aged 15 to 59 years, with a risk of breast cancer varying five-fold, found that an EQ < 1 reflects increased rates of oxidation of estrone or estradiol to 4 - OH catechols (also referred to in the literature as the 3,4 - catechol estrogen quinones), which have been identified as the principal proximal human mammary carcinogens after menarche, while an EQ > 1 reflects conversion to protective 2 - OH estrogen metabolites.2526

I thought my period reappeared because my 13 year old daughter just had menarche and you know how two women living in the same house can affect each other... until I realized that since the warmer months are here I stopped taking my vitamin D.

Breast cancer is associated with dietary fat (which is associated with animal protein intake) and inversely with age at menarche (women who reach puberty at younger ages have a greater risk of breast cancer).

Body fat, menarche, fitness and fertility.

The importance of active ductal growth driven by estrogen has been further emphasized by the higher susceptibility of the breast to be transformed during a «high - risk» window in the lifespan of a female encompassed between menarche and a first full - term pregnancy [5].

BPA alters the action of Luteinizing Hormone and Follicle Stimulating Hormone which control menarche in girls.