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Related Concept Videos

Signs of Puberty01:27

Signs of Puberty

Puberty is a critical phase, typically beginning between the ages of 8 and 13 in girls and 9 and 14 in boys, though timing can vary based on genetics, environmental factors, and overall health. This period is characterized by the development of secondary sexual characteristics and the attainment of reproductive potential. Endocrine changes underpin puberty, with hormonal surges of Luteinizing Hormone (LH) and Follicle-Stimulating Hormone (FSH) instigated by Gonadotropin-Releasing Hormone (GnRH)...
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Conduct Disorder

Conduct disorder is a complex mental health diagnosis characterized by a repetitive and persistent pattern of behavior that violates societal norms, the rights of others, or age-appropriate rules. The diagnostic criteria for conduct disorder require the presence of at least three problematic behaviors within the past 12 months, with at least one occurring in the past six months. These behaviors are grouped into four categories: aggression toward people and animals; destruction of property;...
Nature and Nurture01:10

Nature and Nurture

Many human characteristics, like height, are shaped by both nature—in other words, by our genes—and by nurture, or our environment. For example, chronic stress during childhood inhibits the production of growth hormones and consequently reduces bone growth and height. Scientists estimate that 70-90% of variation in height is due to genetic differences among individuals, and 10-30% of variation in height is due to differences in the environments that individuals experience, such as differences...
Socioemotional Experience and Gender Development01:30

Socioemotional Experience and Gender Development

Social-emotional experiences and cultural influences play significant roles in shaping gender development. During middle childhood, from ages 6 to 11, peer groups become dominant in reinforcing gender norms. Children in this age group often align with same-gender peer groups, which actively encourage behaviors that conform to traditional gender roles. For instance, boys may be discouraged from engaging in activities perceived as feminine, reinforcing culturally dictated norms about masculinity...
Pharmacokinetics in Pediatric Patients: Drug Metabolism01:24

Pharmacokinetics in Pediatric Patients: Drug Metabolism

In pediatric care, understanding the nuances of hepatic drug metabolism is crucial, as it significantly differs from that of adults. This divergence is primarily due to the developmental stage of drug-metabolizing enzymes, which affects how medications are processed in the body. In neonates, for instance, the activity of Phase I enzymes—critical for the initial breakdown of drugs—is markedly reduced, functioning at just 20–40% of the levels seen in adults. This reduction poses a challenge in...
Psychosexual Stages of Personality: Latency01:16

Psychosexual Stages of Personality: Latency

Following the phallic stage in Freud's theory of psychosexual development, children enter a phase called the latency period, which lasts from approximately six to twelve years of age. Unlike earlier stages, where sexual impulses played a central role, Freud believed these impulses are repressed during the latency period, becoming part of the unconscious. This stage is often described as a time of psychological calm after the turbulence of the phallic stage.
The latency period is not considered...

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Updated: Jun 15, 2026

Determination of Reproductive Competence by Confirming Pubertal Onset and Performing a Fertility Assay in Mice and Rats
06:38

Determination of Reproductive Competence by Confirming Pubertal Onset and Performing a Fertility Assay in Mice and Rats

Published on: October 13, 2018

Putting pubertal timing in developmental context: implications for prevention.

Julia A Graber1, Tracy R Nichols, Jeanne Brooks-Gunn

  • 1Department of Psychology, University of Florida, Gainesville, FL, USA. jagraber@ufl.edu

Developmental Psychobiology
|March 3, 2010
PubMed
Summary
This summary is machine-generated.

Early puberty onset is linked to adolescent behavioral issues. This study models puberty

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Social Defeat Stress Model for Adolescent C57BL/6 Male and Female Mice
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Determination of Reproductive Competence by Confirming Pubertal Onset and Performing a Fertility Assay in Mice and Rats
06:38

Determination of Reproductive Competence by Confirming Pubertal Onset and Performing a Fertility Assay in Mice and Rats

Published on: October 13, 2018

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07:15

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Area of Science:

  • Adolescent medicine
  • Developmental psychology
  • Behavioral science

Background:

  • Pubertal timing significantly impacts adolescent development.
  • Early pubertal onset is associated with increased internalizing and externalizing problems.
  • Existing research highlights consequences but lacks direct links to preventive interventions.

Purpose of the Study:

  • To develop an explanatory model of puberty considering contextual factors.
  • To identify potential prevention strategies for adolescent risk behaviors.
  • To examine the unique contexts of early maturation in girls versus boys.

Main Methods:

  • Review and synthesis of existing research findings on pubertal timing.
  • Analysis of biological, familial, and social relationship contexts.
  • Exploration of gender-specific differences in early maturation effects.

Main Results:

  • Early pubertal onset correlates with both internalizing and externalizing problems in adolescents.
  • Contextual factors (biological, familial, social) play a crucial role in pubertal development.
  • Distinct challenges and contexts exist for early-maturing girls compared to boys.

Conclusions:

  • Understanding puberty's contextual influences is key to addressing adolescent risk.
  • The developed explanatory model can inform targeted preventive interventions.
  • Further research into gender-specific interventions for early maturers is warranted.