*  Teen Health - Health Topics - Puberty - what it feels like
Everyone is different so everyone has a different experience of puberty. Some people go though puberty early, and some go though it late. This is almost always normal.. But with early and late puberty sometimes people can find it really tough. When you experience puberty at a different time to your peers it can make you feel and look different. Sometimes people use this as an opportunity to pay you out or bully you. People who experience late puberty can feel like they need to hide this from friends. ...
  http://www.cyh.com/HealthTopics/HealthTopicDetails.aspx?p=243&np=292&id=2166
*  Delayed Puberty/Sexual Development | Nicklaus Children's Hospital
Late puberty may be defined as a situation where the body's timing for sexual maturation is later than usual. In many children late puberty onset runs in the family, and for most cases it is not a cause for alarm.. If a boy does not experience any physical changes (like growth in the testicles) by age 14, or a girls does not have any development of the breasts by age 13, this situation is known as delayed puberty or delayed sexual development ...
  https://www.nicklauschildrens.org/conditions-we-treat/reproductive/delayed-puberty-sexual-development
*  Plus it
This study was approved by the University of Minnesota Committee for the Use of Human Subjects in Research. Informed consent was obtained from the parents and informed assent from the children. The subjects were participants in a longitudinal study of the relation between insulin resistance and cardiovascular risk factors in children. The original cohort was randomly recruited after blood pressure screening of Minneapolis fifth- to eighth-grade public school children, as described previously (11). From this cohort, 323 insulin clamps were completed in pubertal children (Tanner stage II or greater) at mean age 13.1 ± 1.2 years. A second clamp was performed 2 years later in 300 of these participants at mean age 15.0 ± 1.2 years.. Before each insulin clamp, participants underwent a clinic examination and Tanner staging, as determined by pubic hair development in boys and breast and pubic hair development in girls. The greater of the two values in the girls was used to avoid underestimation of ...
  http://care.diabetesjournals.org/content/31/4/783
*  Early puberty puts girls at higher risk of medical problems / LJWorld.com
Sacramento, Calif. American girls are entering puberty at earlier ages, putting them at far greater risk for breast cancer later in life and for all sorts of social and emotional problems well before they reach adulthood.. Girls as young as 8 increasingly are starting to menstruate, develop breasts and grow pubic and underarm hair - biological milestones that only decades ago typically occurred at 13 or older. Black girls are especially prone to early puberty.. Theories abound as to what is driving the trend, but the exact causes are not known. A new report, commissioned by the San Francisco-based Breast Cancer Fund, has gathered heretofore disparate pieces of evidence to help explain the phenomenon - and spur efforts to help prevent it.. "This is a review of what we know - it's absolutely superb," said Dr. Marion Kavanaugh-Lynch, an oncologist and director of the California Breast Cancer Research Program in Oakland, which directs tobacco tax proceeds to research projects. ...
  http://www2.ljworld.com/news/2007/sep/16/early_puberty_puts_girls_higher_risk_medical_probl/
*  Growing Number Of Girls Go Through Puberty At Age 7! - Hollywood Life
Around 15 percent of girls are going through puberty by age 7 -- and doctors can't explain why! According to a study of 1,239 girls, published in the journal Pediatrics, 15 percent of girls hit puberty by the age of 7, and the finding has doctors perplexed.
  https://hollywoodlife.com/2011/04/12/girls-hit-puberty-seven-years-old-study/
*  Puberty: Adolescent Female
Girls experience puberty as a sequence of events, and their pubertal changes usually begin before boys of the same age. The first pubertal change in girls usually is breast development.
  http://www.stanfordchildrens.org/en/topic/default?id=puberty-adolescent-female-90-P01635&sid=33154
*  Early Puberty is a Justice Issue
Last week, it was widely reported that American girls of this generation are starting puberty earlier than their counterparts in the early 90's. There have been a variety of articles about this, mostly framed around the increase of young white girls who are reaching puberty as early as age 7. However, the disparate rates for young Black and Latina girls have always reflected a serious public health issue.. Based on the aforementioned study conducted in the mid-2000's but recently published in the journal "Pediatrics," more than 10% of white 7-year-old girls had reached a stage of breast development marking the start of puberty, compared to just 5 percent in a similar study conducted in the early 1990s. It is also noted in the article that nearly one-quarter (23%) of black girls (up from 15%) and 15% of Hispanic girls had entered puberty by age 7, but the researchers say that the trend is not statistically significant (in terms of ...
  http://feministing.com/2010/08/18/early-puberty-is-a-justice-issue/
*  Growth of the uterus. | Archives of Disease in Childhood
BACKGROUND: The pattern of growth of the uterus was examined by ultrasound examinations of 358 girls who attended a paediatric endocrine outpatient department but were shown not to have any endocrine defect. METHOD: The uterus was measured in length and width at the cervix and at the fundus (cm). Endometrial thickness was measured (mm). Scans were divided by Tanner breast stage and the dimensions compared by one way analysis of variance (ANOVA, with the Student Newman Keuls post hoc test). RESULTS: There was an increase in uterine length, diameter of the fundus, and endometrial thickness at each breast stage from 1 to 5 (ANOVA, p , 0.05), and in the diameter of the cervix with each breast stage from 1 to 4 (ANOVA, p , 0.05). The ratio of the fundus to the cervix increased from 0.95 to 1.29 between breast stages 1 and 4. CONCLUSION: The onset of puberty is marked by an increase in the dimensions of the uterus and in endometrial thickness, but also by a change in the shape of the uterus from a ...
  http://adc.bmj.com/content/75/4/330
*  Puberty in girls - Top best foods for puberty | what should they eat in puberty
Puberty is the sign of beginning of fertility and is a reproductive years. The puberty in girls happens at the age of 10 - 16 years. Coming to female, puberty is accompanied by a large increase in the production of hormones. The puberty in girls begins with a physical and emotional change in womanhood. As soon as the puberty begins, then your brain starts releasing hormones, which are called as a gonadotrophin releasing hormone. This is a releasing hormone, which helps in triggering out the pituitary gland to release luteinizing hormone and a follicle stimulating hormone. But, you can notice that boy's hormones trigger in the production of testosterone and sperm in the testes. Whereas in girls, these hormones can stimulate the ovaries to produce oestrogen and progesterone. This is a large increase in oestrogen, progesterone, FSH and LH that causes the physical changes, which results in periods. Periods starts as and when two ...
  http://beautyhealth.tips/puberty-in-girls-and-top-best-foods-for-puberty/
*  Going Through Puberty: A Boy's Manual for Body, Mind, and Health - Adolescence Children's Nonfiction Ebook
Going Through Puberty: A Boy's Manual for Body, Mind, and Health Adolescence Children's Nonfiction Ebook by Ruth Hickman, Md Hickman Ruth J., Ruth J. Hickman, Md Ruth J. Hickman,
  http://onlinebookplace.com/going-through-puberty-a-boys-manual-for-body-mind-and-health
*  568] How Absent Fathers May Drive Early Onset of Puberty in Girls?
The generally accepted indicator of early puberty in girls is the onset of a menstrual cycles before age twelve. However we are now seeing cases of breast and pubic hair development as early as age seven. So what constitutes early puberty is now under debate and researchers are seeking to understand what's driving this phenomenon? One surprise suspect is the absence of a father in the home. Learn more.
  http://www.bamradionetwork.com/teaching-teens/568-how-absent-fathers-may-drive-early-onset-of-puberty-in-girls
*  Onset of Breast Development in a Longitudinal Cohort | Articles | Pediatrics
RESULTS: The age at onset of breast stage 2 varied by race/ethnicity, BMI at baseline, and site. Median age at onset of breast stage 2 was 8.8, 9.3, 9.7, and 9.7 years for African American, Hispanic, white non-Hispanic, and Asian participants, respectively. Girls with greater BMI reached breast stage 2 at younger ages. Age-specific and standardized prevalence of breast maturation was contrasted to observations in 2 large cross-sectional studies conducted 10 to 20 years earlier (Pediatric Research in Office Settings and National Health and Nutrition Examination Survey III) and found to have occurred earlier among white, non-Hispanic, but not African American girls. ...
  http://pediatrics.aappublications.org/content/early/2013/10/30/peds.2012-3773
*  Puberty - Wikipedia
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 girl, the testes in a boy. In response to the signals, the gonads produce hormones that stimulate libido and the growth, function, and transformation of the brain, bones, muscle, blood, skin, hair, breasts, and sex organs. Physical growth-height and weight-accelerates in the first half of puberty and is completed when an adult body has been developed. Until the maturation of their reproductive capabilities, the pre-pubertal physical differences between boys and girls are the external sex organs. On average, girls begin puberty around ages 10-11 and end puberty around 15-17; boys begin around ages 11-12 and end around 16-17. The major landmark of puberty for females is menarche, the ...
  https://en.wikipedia.org/wiki/Puberty
*  Papers with the keyword adipokine and hypothalamus and immune | Read by QxMD
Historical data suggest that body composition is intricately involved in pubertal development. Progression through puberty is dependent on the interaction between the growth hormone-insulin-like growth factor-1 (GH-IGF-1) axis, reproductive and metabolic hormones as well as pro- and anti-inflammatory cytokines which induce alterations in feedback mechanisms and therefore mediate body composition and growth. Simultaneous increases in GH and IGF-1, and the concomitant changes in the hormonal milieu (i.e. reproductive hormones, testosterone and estrogen, and insulin)are the major contributors to anabolic effects seen throughout the pubertal transition, and are affected by various factors including (but not limited to) energy status and body composition ...
  https://www.readbyqxmd.com/keyword/34503
*  Tanner Cancer Care | Tanner Health System | Carrollton, GA
People with cancer need hope fast. At Tanner, waiting is not an option. THREE DAYS from diagnosis to treatment options: that's the Tanner Cancer Care Promise. So we strive to see every new patient within three days of diagnosis. At Tanner, you'll receive integrated treatment that blends the latest technologies and therapies with emotional, nutritional and spiritual support. And at Tanner, every expert involved in your treatment will work together with one goal: to help you conquer cancer.. Learn more ,. ...
  http://www.tanner.org/cancer-care/tanner-cancer-care?taxonomy=RadiationOncology
*  Puberty concerns - Posts
Puberty concerns - MedHelp's Puberty concerns Center for Information, Symptoms, Resources, Treatments and Tools for Puberty concerns. Find Puberty concerns information, treatments for Puberty concerns and Puberty concerns symptoms.
  http://www.medhelp.org/tags/show/11673/Puberty-concerns?section=subjects
*  Boys hitting puberty up to two years earlier: study
WASHINGTON - Boys in the US are hitting puberty as much as two years earlier than in previous decades, according to a new study out Saturday from the American Academy of Pediatrics.. The study suggests a well-documented trend seeing girls hit adolescence earlier than their historic counterparts has been mirrored among boys. However, the authors said the causes of change, or what it could mean for public health, remain unclear.. African-American boys were generally the earliest to start puberty, with boys as young as nine years old showing signs of maturation, according to data on more than 4,000 boys in 41 states, provided by their pediatricians' offices.. Non-Hispanic whites were next, with the average age of puberty onset coming at just over 10 years old, while Hispanic boys hit puberty on average a few months later, at just under 10 and a ...
  https://www.rawstory.com/2012/10/boys-hitting-puberty-up-to-two-years-earlier-study/
*  Gonadal and Sexual Dysfunction in Childhood Cancer Survivors
Risk of gonadal failure is also associated with age at diagnosis or pubertal stage at diagnosis. In females, exposure of the ovaries to chemotherapy or radiotherapy at older age was a significant risk factor for ovarian failure in a previous study [3]. In the present study, the prevalence of ovarian failure did not differ according to age group. However, this result can be influenced by a shorter follow up period in older age groups (6.2 years vs. 3.9 years, p=0.002), and long-term follow-up data is required to evaluate the relationship clearly. In males, radiosensitivity is higher in prepubertal boys than adult men; therefore, the testicular irradiation dose inducing Leydig cell dysfunction is lower in prepubertal subjects than males after puberty [23]. As a result, we assumed that more survivors who received radiation or gonadotoxic chemotherapy in the prepubertal stage had gonadal failure than those who received it at the pubertal or post-pubertal stage. The pubertal ...
  https://www.e-crt.org/journal/view.php?doi=10.4143/crt.2016.197
*  American Girls Hitting Puberty Earlier Than Ever - Redorbit
Brett Smith for redOrbit.com - Your Universe Online. Sometimes it seems like today's children are growing up faster than ever, and a new study published in the journal Pediatrics has found that American girls are indeed entering puberty earlier than ever before. The study also found a strong connection between female childhood obesity and the early onset of puberty.. "The impact of earlier maturation in girls has important clinical implications involving psychosocial and biologic outcomes," said Dr. Frank Biro, author of the new study and a physician at Cincinnati Children's Hospital Medical Center. "The current study suggests clinicians may need to redefine the ages for both early and late maturation in girls.". Girls that physically mature faster than others run higher risks of having lower self-esteem, higher rates of depression, engaging in disruptive behavior, and lower academic performance. The early onset of puberty is also related to greater risks of ...
  http://www.redorbit.com/news/health/1112993027/us-girls-entering-puberty-earlier-than-ever-110413/
*  Puberty: Adolescent Female - Health Encyclopedia - University of Rochester Medical Center
The teenage years are also called adolescence. During this time, the teenager will see the greatest amount of growth in height and weight. Adolescence is a time for growth spurts and puberty changes. An adolescent may grow several inches in several months followed by a period of very slow growth, then have another growth spurt. Changes with puberty may happen gradually or several signs may become visible at the same time. There is a great amount of variation in the rate of changes that may happen. Some adolescents may experience these signs of maturity sooner or later than others. It is important to remember that these changes happen at different times for everyone. Being smaller or bigger than other girls is normal as each child experiences puberty at her own time. ...
  https://www.urmc.rochester.edu/encyclopedia/content.aspx?ContentTypeID=90&ContentID=P01635
*  NewYork-Presbyterian Queens - Puberty: Adolescent Female
The teenage years are also called adolescence. During this time, the teenager will see the greatest amount of growth in height and weight. Adolescence is a time for growth spurts and puberty changes. An adolescent may grow several inches in several months followed by a period of very slow growth, then have another growth spurt. Changes with puberty may occur gradually or several signs may become visible at the same time.. There is a great amount of variation in the rate of changes that may occur. Some adolescents may experience these signs of maturity sooner or later than others. It is important to remember that these changes happen at different times for everyone. Being smaller or bigger than other girls is normal as each child experiences puberty at her own time. ...
  http://www.nyhq.org/diw/Content.asp?PageID=DIW004738
*  NewYork-Presbyterian Queens - Puberty: Adolescent Male
The teenage years are also called adolescence. During this time, the teenager will see the greatest amount of growth in height and weight. Adolescence is a time for growth spurts and puberty changes. An adolescent may grow several inches in several months followed by a period of very slow growth, then have another growth spurt. Changes with puberty may occur gradually or several signs may become visible at the same time.. There is a great amount of variation in the rate of changes that may occur. Some adolescents may experience these signs of maturity sooner or later than others. It is important to remember that these changes happen at different times for everyone. Being smaller or bigger than other boys is normal as each child experiences puberty at his own time.. ...
  http://www.nyhq.org/diw/Content.asp?PageID=DIW000714&More=WTN&language=Korean
*  NewYork-Presbyterian Queens - Puberty: Adolescent Male
The teenage years are also called adolescence. During this time, the teenager will see the greatest amount of growth in height and weight. Adolescence is a time for growth spurts and puberty changes. An adolescent may grow several inches in several months followed by a period of very slow growth, then have another growth spurt. Changes with puberty may occur gradually or several signs may become visible at the same time.. There is a great amount of variation in the rate of changes that may occur. Some adolescents may experience these signs of maturity sooner or later than others. It is important to remember that these changes happen at different times for everyone. Being smaller or bigger than other boys is normal as each child experiences puberty at his own time.. ...
  http://www.nyhq.org/diw/content.asp?pageid=P01636&language=Chinese
*  Early Puberty Tops List of Surprising Obesity Effects [ W4llppr ] | Lets Test This Product
American girls are hitting puberty sooner, according to a new study that suggests obesity could be driving the early development.. The study of more than 1,200 girls found that the median age of breast development ranged from 8.8 to 9.7 years, depending on race, with heavier girls developing breasts sooner than their thinner counterparts.. "Girls with earlier maturation are at risk for lower self-esteem and higher rates of depression," the study authors wrote in their report, published Monday in the journal Pediatrics. "They are more likely to be influenced by older peers and more deviant peers, and initiate intercourse, substance use and other norm-breaking behaviors at younger ages.". Childhood obesity has more than doubled in the past 30 years, according to the U.S. Centers for Disease Control and Prevention, rising from 7 percent in 1980 to 18 percent in 2010. More than one-third of children and teens are now overweight or obese. And the problem only gets worse. More than two-thirds of ...
  http://mtesta6.blogspot.com/2013/11/early-puberty-tops-list-of-surprising.html
*  18. Puberty<...
Both the age at which puberty begins in children, and the length of time that the process takes to complete, vary enormously between individuals. Although "puberty" is often considered to begin earlier in girls than boys, comparing the external features of puberty between the sexes is like comparing apples and pears. The underlying hormonal changes begin at quite a similar age. It is really the acceleration of growth velocity resulting in increased height and the transition from lean skeletal growth to fat deposition that occurs earlier in girls than boys. Most information about the timing of puberty in the population at large is for girls, as breast development and onset of menstruation (periods) are more overt and recordable than changes in penis and testicle size in boys. In Europe, the age of menarche (first period) is thought to have increased from around 14 years in the Middle Ages to ...
  http://www.neuroendo.org.uk/Topics/Sex/18Puberty.aspx