Early onset of puberty menarche. Medical search. Frequent questions

If progressive signs of androgen excess occur in a boy without increased testicular size, consider possible causes of precocious pseudopuberty, including congenital adrenal hyperplasia, familial male precocious puberty, and Leydig-cell tumors (a testicular nodule is usually palpable). (medscape.com)
A study from Israel estimated that precocious puberty was familial in one fourth of cases and that the predominant mode of inheritance was autosomal dominant. (medscape.com)
Precocious puberty refers to the appearance of physical and hormonal signs of pubertal development at an earlier age than is considered normal. (medscape.com)
For boys, onset of puberty before age 9 years is still considered precocious. (medscape.com)
In central precocious puberty (CPP), which is gonadotropin-dependent, early maturation of the entire hypothalamic-pituitary-gonadal (HPG) axis occurs, with the full spectrum of physical and hormonal changes of puberty. (medscape.com)
Premature adrenarche and premature thelarche are two common, benign, normal variant conditions that can resemble true precocious puberty but that progress slowly or not at all. (medscape.com)
Measurement of serum testosterone is useful in boys with suspected precocious puberty. (medscape.com)
When used to determine bone age, radiography of the hand and wrist is a quick and helpful means of estimating the likelihood of precocious puberty and its speed of progression. (medscape.com)
BACKGROUND There is a debate about the possible progression of idiopathic premature thelarche towards precocious or early puberty. (bmj.com)
CONCLUSIONS Isolated premature thelarche with onset before 3 years of age progresses towards precocious puberty, although this was consistent with the maternal age of menarche. (bmj.com)
[10] [11] These factors can also contribute to precocious and delayed puberty . (wikipedia.org)
What is precocious puberty? (yahoo.com)
Precocious puberty is when signs of sexual maturity occur earlier than age 8 in a girl and age 9 in a boy. (yahoo.com)
However, about 1% of children in the U.S. experience early puberty, otherwise known as precocious puberty. (yahoo.com)
Dr. Emily Breidbart , a pediatric endocrinologist and assistant professor in the department of pediatrics at NYU Langone Health, tells Yahoo Life that most precocious puberty cases occur a little before age 8 for a girl and around age 9 for a boy. (yahoo.com)
But there are rare occasions where we need to treat a child who has precocious puberty. (yahoo.com)
Here's what you need to know about precocious puberty. (yahoo.com)
What is precocious puberty, and what are the first signs? (yahoo.com)
Precocious means early or premature. (yahoo.com)
Dr. Fadiyla Dopwell Louis-Obike , a developmental-behavioral pediatrician at Pediatrix Developmental Medicine of Dallas, says precocious puberty involves more than one sign, however. (yahoo.com)
What causes precocious puberty? (yahoo.com)
Scientists have still not pinned down a single reason for precocious puberty, and many factors can trigger it. (yahoo.com)
However, the National Organization for Rare Disorders says more recent research has shown that some precocious puberty cases originate in genetic mutations. (yahoo.com)
The researchers found that girls diagnosed with precocious puberty were more likely to have higher BMIs, with increased screen time (girls in the study averaged two hours per day on electronic devices) and a significant drop in physical activity (more than 88% stopped exercising) as possible contributing factors. (yahoo.com)
Is precocious puberty becoming more common? (yahoo.com)
While precocious puberty is rare, more children nowadays are going through puberty at a younger age. (yahoo.com)
The aim of this study is to establish a Danish nationwide longitudinal cohort of children with early puberty to determine the incidence of central precocious puberty (CPP) and to explore the impact of lifestyle and environmental factors on timing of puberty. (rsyd.dk)
It is a five-year project including all Danish children referred for precocious puberty to all 17 pediatric departments in Denmark during a 3-year period. (rsyd.dk)
The overall objective of this study is to establish a Danish nationwide prospective cohort of children with early puberty to determine the incidence of central precocious puberty (CPP) and to explore the impact of lifestyle and environmental factors on timing of puberty. (rsyd.dk)
It is essential to include all departments to evaluate the incidence of precocious puberty in Denmark and to ensure power for the analyses of etiology. (rsyd.dk)
To investigate the differential diagnosis of girls aged 6 to 8 years with idiopathic premature thelarche (IPT) and central precocious puberty (CPP) during the COVID-19 pandemic. (biomedcentral.com)
From January 2020 to December 2021, Chinese girls aged 6 to 8 years with precocious puberty were recruited. (biomedcentral.com)
The prevalence of overweight and obesity in 6- to 8-year-old girls with precocious puberty was high. (biomedcentral.com)
Precocious puberty is a common endocrinological disease. (biomedcentral.com)
Estrogenic and hormonally-active environmental toxins from plastics, pesticides, animal feed, and cosmetics play a key role in precocious puberty-on the rise in young girls---as well many forms of cancer, says Dr. Devra Lee Davis, of the University of Pittsburgh's new Center for Environmental Oncology. (holisticprimarycare.net)
PORTLAND, OR-Environmental toxins that mimic estrogen and other hormones are widespread in the environment, and they are key drivers of both precocious puberty in young girls, and reproductive system cancers later in life, according to Devra Lee Davis, PhD, MPH, Director of the Center on Environmental Oncology, University of Pittsburgh Cancer Center. (holisticprimarycare.net)
Central precocious puberty (CPP) due to premature activation of GnRH secretion results in early epiphyseal fusion and to a significant compromise in the achieved final adult height. (frontiersin.org)

The pubertal growth spurt occurs early in female puberty and usually is evident by the time of initial evaluation. (medscape.com)
Accelerated linear growth (the pubertal growth spurt) occurs later in the course of male puberty than in female puberty but often takes place by the time other physical changes are noted. (medscape.com)
The Menarche - also known as female puberty - usually begins at around the age of 12 although some girls will start earlier or later. (theawen.co.uk)

However, the relationship between body fat and puberty is complex and has many exceptions, and although body weight and fat mass are clearly among the factors that may influence puberty onset in girls, obesity is not definitely associated with early puberty in boys, with only some studies showing a relationship. (medscape.com)
In obese individuals, PCOS is very common especially in pre-pubertal obesity (if the person is obese before the onset of obesity). (optimalnutritionprotocol.com)
Furthermore, the importance of prevention of obesity was recognized in order to accelerate growth of height among the girls by delaying the age of menarche. (koreascience.kr)
Is there a causal relationship between obesity and puberty? (jamanetwork.com)
Childhood obesity and the timing of puberty. (jamanetwork.com)
Without intervention, overeating can lead to onset of life-threatening obesity. (rarediseases.org)
Of course, there are also all sorts of environmental and cultural factors to consider-that second paper I cited above is a study suggesting that increased obesity may lead to earlier onset of puberty. (jbyoder.org)

CONCLUSIONS: Early puberty is a risk factor for delinquency, and early puberty combined with low parental nurturance, communication, or parental knowledge of the child's activities presents a risk for aggressive behavior in early adolescent girls. (rand.org)
This is the earliest that adolescent girls have reached puberty in recorded Western history. (totstoteens.co.nz)

OBJECTIVE To evaluate height and age at onset of puberty in a group of girls with a history of idiopathic premature thelarche. (bmj.com)
STUDY DESIGN The height and age at onset of puberty of 42 girls now over 10 years of age who were diagnosed with isolated premature thelarche before the age of 3 years were evaluated. (bmj.com)

Starting from the onset of menstruation called the Menarche through to menopause and all that happens in between! (theawen.co.uk)
I have been researching young people's experiences with menarche - the onset of menstruation - around the world for almost 20 years. (kenw.org)
These professional societies suggest that health care providers prepare girls and their families for the onset of menstruation and ensure that they understand the variation in menstrual patterns. (kenw.org)
A recent publication from the U.S. Centers for Disease Control and Prevention found that the median age of onset of menstruation decreased from 12.1 years old in 1995 to 11.9 by 2017 . (kenw.org)
Tampons are often the easiest option for girls who do a lot of sport, especially swimming, and can be used from the onset of menstruation. (dontforgetthebubbles.com)
The onset of puberty varies greatly, but girls in New Zealand usually experience the first menstruation between the ages 10-14. (totstoteens.co.nz)
Ignorance and unpreparedness on puberty perpetuate myths, leaving girls vulnerable to shame, low self-esteem, and confusion when they first experience menstruation. (co.ke)
Of 900 schoolgirls aged 11-17 years, only 38.5% felt comfortable about menarche and only 31.0% believed that menstruation was a normal physiological process. (who.int)
menarche need to be acknowledged and the Brooks-Gunn and Rubble found that negative aspects of the menstrual experience girls in 7th and 8th school grades had most- need to be discussed in order to provide a ly negative beliefs about menstruation [ 2 ]. (who.int)

premature adrenarche refers to the appearance of pubic hair without other signs of puberty in girls or boys younger than 7-8 years. (medscape.com)

Given an average age of menarche at 12.5 years, that means it should be most adaptive to lust after, um, 18- to 19-year-olds. (jbyoder.org)
Early sexual maturation is associated with increased BMI z score to boys until 11 years of age and to girls in all groups age, and with increased height z score to boys in all age groups and in girls of 9 -12.5 years of age. (imed.pub)

Other signs of puberty (eg, penis growth, reddening and thinning of the scrotum, increased pubic hair) are a consequence of increased testosterone production and occur within 1-2 years after testicular enlargement. (medscape.com)
Pubic hair growth that occurs without penis and testicular enlargement and other signs of increased androgen production indicate a condition such as premature adrenarche or a mild, nonclassic form of congenital adrenal hyperplasia rather than true puberty. (medscape.com)
however, studies have come to indicate that signs of early puberty (breasts and pubic hair) are often present in girls (particularly Black girls) between ages 6-8 years. (medscape.com)
We have to be cautious, because if it's just one isolated thing, such as having pubic hair early, it doesn't mean you've entered all the stages of puberty," Louis-Obike tells Yahoo Life. (yahoo.com)

Metformin treatment for 36 months in LBW girls with early-normal puberty normalized their pubertal progression to menarche and increased height gains up to adult stature. (cam.ac.uk)
Women with multiple sclerosis tend to have an earlier age of onset, more frequent relapses, and quicker disease progression. (rarediseaseadvisor.com)

Pediatricians need a better understanding of the effects of early puberty for girls beyond adolescence into adulthood. (contemporarypediatrics.com)
It is well known that early puberty in girls is associated with a myriad of psychosocial effects that make them vulnerable to depression and antisocial behavior during adolescence. (contemporarypediatrics.com)
The study found that the onset of menarche was about 12 years for most of the girls (31%) followed by age 13 (24%) and age 11 (19%), but ranged from 7 to 24 years. (contemporarypediatrics.com)
About 10% of girls reported age of menarche at age 10 or younger. (contemporarypediatrics.com)
For example, the study found that compared with a girl with an onset of menarche at age 12 years, girls with early menarche at age 10 years had a 5% greater chance of displaying antisocial behavior in adolescence that persisted into their 20s (although only marginally significant). (contemporarypediatrics.com)
Given that more girls are entering puberty at a younger age, Mendle and colleagues highlight that a better understanding of the long-term psychosocial effects of early puberty are needed. (contemporarypediatrics.com)
OBJECTIVE: To determine whether positive parenting practices are associated with less aggressive and delinquent behavior in early-maturing girls. (rand.org)
RESULTS: A total of 25% of girls could be reliably classified as early maturers. (rand.org)
Early-maturing girls may benefit from increased parental nurturance, communication, and knowledge. (rand.org)
A longitudinal study of 354 girls by Lee et al found that increased BMI at age 3 years and the rate of increase in BMI from age 3-6 years were both positively associated with an earlier onset of puberty. (medscape.com)
For girls, estradiol measurements are usually elevated but are less reliable indicators of the stage of puberty. (medscape.com)
A direct correlation was found between the age of menarche of adolescents and that of their mother ( p p p = 0.001), but an indirect correlation was found with the girls' hip circumference ( p = 0.004). (scirp.org)
After considering these international findings, we decided to investigate the age at menarche, pubarche and telarche in a representative sample of Mexican girls and to analyze these data in conjunction with anthropometrical variables, age at menarche of mothers and sisters, regular exercise, emotional stress, and other factors to ascertain if any of them are predictors of the age of the onset of puberty. (scirp.org)
RESULTS Menarche was reached before or at 11 years of age in 13.5% of this group of girls. (bmj.com)
The average age of onset of puberty is at 11 for girls and 12 for boys. (wikipedia.org)
The average age that a child reaches sexual maturity differs between the genders: Girls experience puberty between 8 and 13 years old and boys experience it between 9 and 14 years old, according to the National Institutes of Health . (yahoo.com)
A new study shows a spike in early puberty in girls during the onset of the pandemic, which disrupted healthy habits for many. (yahoo.com)
While type 1 diabetes has previously been associated with delaying puberty, a recent stud y found that boys and girls with diabetes are also trending toward early puberty onset. (yahoo.com)
Im- evident in mid- to late puberty for both boys (e.g., portantly, however, empirical studies that objectively facial hair, voice change) and girls (e.g., menarche). (gotomydoctor.com)
quantified puberty were not evident until the 1940s During a similar time frame, studies examining pu- and 1950s, when Reynolds and Wines captured the berty with psychosocial variables used self-report physical changes of puberty in both girls and boys along with line drawings of maturational stages (Reynolds & Wines, 1948, 1951). (gotomydoctor.com)
Among menarcheal girls, height, body weight, BMI, and Röhrer index were positively related to the onset of menarche. (koreascience.kr)
Distinctively, there was a stronger relationship between age at menarche and anthropometric measurements when the girls were 5th grade elementary school children. (koreascience.kr)
These findings support that during childhood and puberty, obese girls grow faster and have earlier menarche. (koreascience.kr)
Over the past 200 years, the average age of girls at menarche has declined significantly. (tophealthnews.net)
The latest studies show that today's girls experience menarche around the age of 12, and the average continues to decline. (tophealthnews.net)
Girls are typically not mentally prepared at the age of seven or eight for the physical changes associated with puberty. (tophealthnews.net)
For example, girls experiencing early menarche frequently have higher rates of eating disorders, depression, and anxiety. (tophealthnews.net)
Early menarche also exposes girls to a lifetime of ovarian hormones which increases the risk of breast and other types of hormone-related cancers. (tophealthnews.net)
These hormones are powerful chemicals and represent a huge bodily change for girls therefore it is no wonder a wide range of symptoms can occur during the time of onset. (theawen.co.uk)
Worldwide secular trends in age at pubertal onset assessed by breast development among girls: a systematic review and meta-analysis. (jamanetwork.com)
Metformin therapy during puberty delays menarche, prolongs pubertal growth, and augments adult height: a randomized study in low-birth-weight girls with early-normal onset of puberty. (cam.ac.uk)
Low-birth-weight (LBW) girls who enter puberty earlier (around 8-9 yr) tend to have earlier menarche, earlier growth arrest, and a shorter adult stature. (cam.ac.uk)
In LBW girls with early puberty, hyperinsulinemic insulin resistance could underpin their rapid transit through puberty and their loss of adult stature. (cam.ac.uk)
In 2018, my team began to explore the experiences of American girls with their periods, including their recommendations for what all young girls need to know as they enter puberty and begin to menstruate. (kenw.org)
Based on those suggestions and insights, we published A Girl's Guide to Puberty & Periods , a body-positive illustrated graphic novel-style book that includes first-period stories, advice and questions written by girls. (kenw.org)
A trend towards earlier pubertal onset in girls has been observed [ 11 ]. (biomedcentral.com)
We found a negative association between BMI z-score and onset of SM in boys, whereas for girls relatively-accelerated SM was positively associated to overweight and values of BMI z-score. (bvsalud.org)
A century ago, the average age of the onset of menstrual periods in girls was 15, while now it has dropped to 12. (totstoteens.co.nz)
Average age of puberty in girls has been steadily declining in most of the industrialized world. (holisticprimarycare.net)
In many communities, menarche, the onset of the first period, is viewed as a sign of maturity, implying that girls are ripe for marriage. (co.ke)
The lack of accessible and accurate information during early adolescence has left many girls bewildered, leading to shock, confusion, shame, and fear upon experiencing menarche. (co.ke)
In white middle-class pre- and post-menarche a study of 95 women from 23 foreign coun- girls at a summer camp [ 1 ]. (who.int)

If you or your family members experienced early or late puberty, the odds of your child experiencing it around the same time are high. (yahoo.com)

In a girl, the first signs of true puberty would be breast development, and in a boy, it would be testicular enlargement," says Breidbart. (yahoo.com)

For example, early menarche increases a girl's risk for certain health conditions and psychological problems. (tophealthnews.net)
Writer and health educator Marni Sommer is co-author of A Girl's Guide to Puberty & Periods , which aims to help young people ages 9 to 14 understand the changes that happen in puberty and what to expect when. (kenw.org)

2 Data was collected by interviewing participants over 14 years (in 4 different time periods or waves) to determine the age at menarche (used as a proxy for pubertal development) and development and duration of depressive symptoms and antisocial behaviors. (contemporarypediatrics.com)
For example, compared with a girl with an onset of menarche at age 12 years (the average age), a girl who has an onset of menarche at age 10 years is 8% more likely to have depressive symptoms in adolescence and 6% more likely to still have depressive symptoms in her 20s. (contemporarypediatrics.com)
When looking at a girl who begins menarche at age 8 years, the percentages of depressive symptoms increase to 25% in adolescence and 20% into her 20s. (contemporarypediatrics.com)
Menarche is a late event and does not usually occur until 2-3 years after the onset of breast enlargement. (medscape.com)
Puberty is a period of several years in which rapid physical growth and psychological changes occur, culminating in sexual maturity. (wikipedia.org)
Facial hair in males normally appears in a specific order during puberty: The first facial hair to appear tends to grow at the corners of the upper lip, typically between 14 and 17 years of age. (wikipedia.org)
[18] [19] Some men do not develop full facial hair for 10 years after puberty. (wikipedia.org)
[18] Facial hair continues to get coarser, much darker and thicker for another 2-4 years after puberty. (wikipedia.org)
A person who attains puberty before 12 years comes falls under this category. (optimalnutritionprotocol.com)
The average age was about 17 for menarche in the early 19th century, and then 13 years by the mid-20th century. (yahoo.com)
This post is going to focus on the Menarche (the onset) up to 18 years old where most young women's menstrual cycle has regulated. (theawen.co.uk)
If this trend continues, extremely early pubertal onset, beginning already in the preschool years, may have yet unseen consequences for the psychosocial well-being of the child and may result in serious long-term health problems as well as societal challenges. (rsyd.dk)
In the UK, the average age of menarche is 12.9 years . (dontforgetthebubbles.com)
The United Nations Convention on the Rights of the Child (1989), often referred to as CRC or UNCRC, an international convention setting out the civil, political, economic, social, and cultural rights of children, defines a child as "every human being below the age of 18 years unless under the law applicable to the child, majority is attained earlier. (newworldencyclopedia.org)
Over the last 150 years, the age at which puberty begins has been decreasing, primarily because of improved health and nutrition, but this trend has stabilized. (msdmanuals.com)
Of all the developmental milestones associ- not participating in sports or discussing the ated with the adolescent years, menarche subject with boys or their fathers. (who.int)

Mild acne may be normal in early puberty, but rapid onset of severe acne, like clitoral enlargement, should increase suspicion of an androgen-excess disorder. (medscape.com)
Brown University professor Lisa Littman, writing in the open-access, peer-reviewed journal PLoS One , documented the reality of the rapid onset of gender dysphoria (ROGD) in adolescents. (thepublicdiscourse.com)

Into this gap comes research from a new study that tracked the psychosocial effects of early puberty beyond adolescence and into adulthood to look at how long the psychosocial effects of early puberty may last. (contemporarypediatrics.com)
Adolescence (from Latin adolescere 'to mature') is a transitional stage of physical and psychological development that generally occurs during the period from puberty to adulthood (typically corresponding to the age of majority ). (wikipedia.org)
Unlike homosexuality, which is often publicly undiscerned and privately unrevealed until late adolescence or early adulthood, the transgender moment seems to hinge more directly on children, teenagers, and supportive parents. (thepublicdiscourse.com)

To examine the associations of age at menarche with development and duration of depressive symptoms and antisocial behaviors, Mendle and colleagues collected and analyzed data on 7802 female participants taken from the National Longitudinal Study of Adolescent to Adult Health (Add Health). (contemporarypediatrics.com)
Using various regression models to assess associations of age at menarche to depressive symptoms and antisocial behaviors, the investigators found a significant association between later ages of menarche and lower levels of depressive symptoms during adolescence and over time. (contemporarypediatrics.com)
Highlighting that these findings show that the magnitude of the association between puberty and depressive symptoms and antisocial behavior remain stable over time, Mendle underscored that psychological vulnerability of earlier puberty lingers longer than previously expected. (contemporarypediatrics.com)
Early ovarian cancer causes minimal, nonspecific, or no symptoms. (medscape.com)

We demonstrated a clear secular tendency towards an earlier onset of menarche by comparing our results (11.9 ± 0.04) with data from 1985 (12.8 ± 1.3) for adolescents from the same city. (scirp.org)
The external physical changes of puberty measure focusing on physical changes in growth and were evident, and individuals in the adolescent's development that represents some of the early pub- environment often surmised that pubertal develop- ertal changes (e.g., breast development) but that is ment impacted emotional and behavioral issues as more heavily weighted toward those that become well as adjustment in the lives of adolescents. (gotomydoctor.com)

After puberty, during each menstrual cycle, one or several oocytes resume meiosis and undergo their first meiotic division during ovulation. (wikibooks.org)

Outside the brain, in the periphery of the body, leptin's secondary functions are: modulation of energy expenditure, modulation between fetal and maternal metabolism, and that of a permissive factor in puberty, activator of immune cells, activator of beta islet cells, and growth factor. (wikipedia.org)
Later signs of puberty include the pubertal growth spurt, acne, voice change, and facial hair. (medscape.com)
Another sign of puberty is when children have a noticeable growth spurt. (yahoo.com)
Studies then followed that examined cussed, including the relevance of puberty and its linear growth and age at peak height velocity as a timing in understanding health and development as measure of puberty. (gotomydoctor.com)
Thus, more research is needed to understand all the risk factors that contribute to myoma formation and how they exactly influence their onset and growth. (ijfs.ir)
From the perspective of cartilage growth plate procedural ageing, early detection of CPP and prompt treatment are more effective in improving final adult height (FAH) [ 10 ]. (biomedcentral.com)

Until puberty, few changes occur in reproductive target organs. (msdmanuals.com)

In fact, approximately 30 percent of females begin showing some signs of puberty as early as age eight.The onset of puberty is controlled by a complex set of hormonal and neurological factors. (tophealthnews.net)
Hormonal treatments to delay or prevent puberty or menarche, for example, can prompt permanent infertility, while surgeries replace functional (but unwanted) organs with sculpted substitutes. (thepublicdiscourse.com)
Puberty references Hormonal interaction between the hypothalamus, anterior pituitary gland, and ovaries regulates the female reproductive system. (msdmanuals.com)

Testosterone levels less than 30 ng/dL are in most cases prepubertal, while testosterone levels of 30-100 ng/dL are usually seen in cases where puberty is progressive and levels of greater than 100 ng/dL need further evaluation. (medscape.com)

The timing of puberty has a genetic component. (medscape.com)
We identify plausible genetic correlations between MPB and multiple sex-limited markers of earlier puberty, increased bone mineral density ( r g = 0.15) and pancreatic β-cell function ( r g = 0.12). (nature.com)
Participants with cancer or chronic disease (e.g., history of malignant disease, chemotherapy or radiation or known genetic disorder) will also be included even though these diseases are known factors to affect pubertal onset. (rsyd.dk)

Hormones play an organizational role, priming the body to behave in a certain way once puberty begins, [14] and an active role, referring to changes in hormones during adolescence that trigger behavioral and physical changes. (wikipedia.org)
JOURNAL OF RESEARCH ON ADOLESCENCE, 21(1), 180 - 195 Puberty and Its Measurement: A Decade in Review Lorah D. Dorn and Frank M. Biro Cincinnati Children's Hospital Medical Center and University of Cincinnati Since the early 1980s, the focus on the importance of puberty to adolescent development has continued with variability inthe methodology selected to measure puberty. (gotomydoctor.com)
Some mature into adolescence as `slow progr ssors' unaware of their HIV status, many of whom develop chronic clinical and developmental problems that would have benefitted significantly from early diagnoses and initiation of antiretroviral therapy (ART). (bvsalud.org)

Similar findings were seen for antisocial behavior, with younger age at onset of menarche associated significantly and linearly with a higher frequency of antisocial behavior. (contemporarypediatrics.com)
Unfortunately, early marriage significantly increases the risks of child pregnancy, inadequate birth spacing and complications such as obstetric fistula. (co.ke)

The first period, known as menarche, signals the transition from girlhood to womanhood. (tophealthnews.net)

Also, early maturation only predicted physical aggression when combined with low maternal nurturance (b = 0.93). (rand.org)
This percentage of early menarche was higher than would be expected from historical controls in the general population, but was consistent with maternal age of menarche. (bmj.com)

failure to attain menarche by the age of 15 with the development of normal secondary sexual characteristics or failure to attain menarche by 13 with no development of secondary sexual characteristics. (dontforgetthebubbles.com)

And both systems experience maturation of their reproductive organs, which become functional during puberty as a result of the gonads secreting sex hormones. (wikibooks.org)
The authors of the study offer a possible explanation: "Fluctuation of sex hormone levels during the different physiological stages of women's reproductive life (menarche, puberty, pregnancy, puerperium, and menopause) seems to influence both the risk and the prognosis of disease. (rarediseaseadvisor.com)
If we look at the 5 stages of a woman's reproductive life - menarche, puberty, pregnancy, puerperium, and menopause - we know the least about the effects of menopause, the final stage of a woman's reproductive life, on the risk and prognosis of multiple sclerosis. (rarediseaseadvisor.com)

It is not uncommon for periods to be irregular, painful and heavy especially in the first few months after menarche. (dontforgetthebubbles.com)

Regardless of the cause, the increasing prevalence of early puberty is a source of concern. (tophealthnews.net)

The researchers attributed the early onset of puberty in boys to an increase in BMI (body mass index). (yahoo.com)

Puberty occurs through a long process and begins with a surge in hormone production, which in turn causes a number of physical changes. (wikipedia.org)
Parents can prepare their daughters emotionally for menarche by talking to them about puberty as soon as they start to observe the first physical signs. (tophealthnews.net)
Puberty is the sequence of events in which a child acquires adult physical characteristics and capacity for reproduction. (msdmanuals.com)
Physical findings are uncommon in patients with early disease. (medscape.com)

Early maturation was associated with delinquency (b = 0.53) but not aggression. (rand.org)
Early maturation was associated with higher relational aggression only at low levels of nurturance (b = 0.94), communication (b = 1.36), and knowledge (b = 1.06) (P (rand.org)
Tertiles of age in each sexual maturation stage were used to classify individuals in early, normal or late sexual maturation. (imed.pub)

If you're a parent and are noticing what seems like the early signs of puberty in your child, you may be concerned about his or her health. (yahoo.com)

and (4) recommendations for what is needed in the next decaderegarding the measurement of puberty. (gotomydoctor.com)
Combining the measurement of puberty with key To capture relevant issues on the measurement of aspects of adolescent development (e.g., socioemo- puberty in the last decade, this paper will address tional, cognitive, behavioral) first became evident in four primary areas. (gotomydoctor.com)
E-mail: PUBERTY AND ITS MEASUREMENT agreement with other methods and measures, fol- of kisspeptins from the KISS1 gene and its receptor, G lowed by methods of hormone measurement and protein-coupled receptor 54 (GPR54) or KISS1r re- comparison of hormone concentrations to pubertal ceptor. (gotomydoctor.com)

One study of the timing of puberty, conducted between 1977 to 2013, found that the age for breast development had decreased by three months per decade. (yahoo.com)
Mussen & Jones, 1957) reported on the impact pects of puberty and its components as well as the of timing of puberty on later development. (gotomydoctor.com)
Second, the reports, bone age was used as a measure of pubertal rationale of why puberty is measured will be dis- development. (gotomydoctor.com)
These foods can alter the endocrine balance and overall development leading to early menarche. (tophealthnews.net)
CPP is caused by early activation of the HPG axis with both FSH and LH pulsatile secretion, which cause ovarian oestrogen secretion and breast development [ 13 ]. (biomedcentral.com)
The effect of changes during the beginning of puberty also causes a contrast in emotional development according to sex 10 . (bvsalud.org)
The age of onset of puberty and the rate of development through different stages are influenced by different factors. (msdmanuals.com)

Many other factors can influence when puberty begins and how rapidly it progresses. (msdmanuals.com)

Contemporary trends in onset and completion of puberty, gain in height and adiposity. (jamanetwork.com)

A history of early puberty in a parent or sibling is relevant and decreases the likelihood that early puberty has an organic cause. (medscape.com)

Women are not usually targeted as participants in early-stage clinical trials due to the unknown adverse effects on fertility and pregnancy. (rarediseaseadvisor.com)
Gestational diabetes mellitus (GDM) is defined as glucose intolerance of variable degree with onset or first recognition during pregnancy. (medscape.com)

Although early puberty in boys is not common, studies suggest that the average age of puberty in boys decreased between 1993 to 2008. (yahoo.com)

Seventeen pediatric hospital departments in Denmark will be included and an expected more than 1,500 children referred for early puberty will be invited to participate in the study. (rsyd.dk)

A healthy lifestyle including a balanced diet, exercise, and regular medical checkups can help offset the health risks associated with early menarche. (tophealthnews.net)

Studies show that being overweight can affect hormone levels in the body which can trigger the onset of puberty. (tophealthnews.net)

Birth weight, early life weight gain and age at menarche: a systematic review of longitudinal studies. (jamanetwork.com)

Objective: To investigate the age at menarche, pubarche and telarche in a representative sample of residents of an urban zone of Leon, Guanajuato, Central Mexico and to evaluate the secular change of the age at menarche between 1985 and 2000. (scirp.org)

It has to be investigated using the clinical history of the patient: occurrence of menarche, menstrual cyclicity, time and modality of amenorrhea, and it has to be excluded any endocrine disease or any metabolic (i.e., diabetes) and systemic disorders. (researchgate.net)

The Endocrine Society says that genetics are the most important factor in the timing of puberty. (yahoo.com)

children ) is a boy or girl who has not reached puberty, but also refers to offspring of any age. (newworldencyclopedia.org)

When a young woman reaches puberty around age 10 to 13, a promary oocyte is discharged from one of the ovaries every 28 days. (wikibooks.org)
Beginning puberty at a young age can have significant psychological and emotional consequences for a young girl. (tophealthnews.net)
Even transient rapid infancy weight gain is associated with higher BMI in young adults and earlier menarche. (jamanetwork.com)
Now, with the overturning of Roe v. Wade , young people who begin to menstruate will also need to learn early on how to recognize a missed period as soon as possible. (kenw.org)

Anatomy3

Diseases21

Chemicals and Drugs16

Analytical, Diagnostic and Therapeutic Techniques and Equipment27

Psychiatry and Psychology6

Phenomena and Processes42

Anthropology, Education, Sociology and Social Phenomena3

Information Science2

Named Groups3

Health Care25

Precocious37

Female puberty3

Obesity7

Adolescent girls2

Thelarche2

Menstruation9

Appearance of pubic hair1

12.5 years2

Pubic hair4

Progression2

Girls42

Late puberty1

True puberty1

Girl's2

Years16

Rapid onset2

Adulthood3

Symptoms4

Adolescents2

Menstrual cycle1

Growth6

Occur1

Hormonal3

Testosterone1

Genetic3

Adolescence3

Significantly2

Womanhood1

Maternal2

Secondary sexual characte1

Reproductive3

Periods1

Prevalence1

Researchers1

Physical4

Maturation3

Signs1

MEASUREMENT3

Development7

Progresses1

Adiposity1

Likelihood1

Pregnancy2

Average1

Pediatric1

Risks1

Trigger1

Longitudinal1

Evaluate1

Clinical1

Endocrine1

Refers1

Young4