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Related Concept Videos

Cognitive Development During Adolescence01:18

Cognitive Development During Adolescence

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During adolescence, individuals experience significant cognitive development that enhances their understanding of others' emotions and thoughts, known as cognitive empathy. This period is marked by an increased ability to adapt to others' perspectives and a more nuanced understanding of others' mental states, a skill that is foundational for social problem-solving and conflict avoidance. The development of cognitive empathy relies heavily on the theory of mind — the...
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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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Three Developmental Domains01:29

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Human development is typically examined across three main domains: physical, cognitive, and socio-emotional. These domains represent the significant areas of change and continuity throughout the lifespan, from infancy to late adulthood.
Physical Development
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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...
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A revisionist approach to Jean Piaget's theory of cognitive development has brought new insights that challenge and reinterpret his established ideas. Piaget proposed that the formal operational stage, emerging in adolescence, represents the culmination of cognitive maturity. During this stage, individuals are said to develop abstract thinking, engage in systematic problem-solving, and show a form of egocentrism, believing others are as preoccupied with their behavior as they are...
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Erik Erikson's fifth stage of psychosocial development, "identity versus role confusion," is crucial during adolescence (ages 12 to 18). In this stage, adolescents face the developmental task of forging a distinct personal identity, a process influenced by social, psychological, and biological changes typical of this period. Adolescents naturally explore different roles, behaviors, and ideologies as they navigate complex questions of self-concept, asking, "Who am I?" and...
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Author Spotlight: Understanding Adolescent Social Adversity Effects on Neurodevelopment in Mice
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Developmental brain changes during puberty and associations with mental health problems.

Niousha Dehestani1, Sarah Whittle2, Nandita Vijayakumar3

  • 1School of Psychology, Deakin University, 221 Burwood Highway, Burwood, VIC 3125, Australia; Melbourne Neuropsychiatry Centre, Department of Psychiatry, The University of Melbourne and Melbourne Health, VIC, Australia.

Developmental Cognitive Neuroscience
|March 18, 2023
PubMed
Summary

Earlier puberty is linked to faster brain development, but does not explain mental health issues in adolescents. This study explores the complex relationship between pubertal timing, brain maturation, and mental well-being.

Keywords:
Brain ageBrain developmentMental health problemsPubertal timingPuberty

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Area of Science:

  • Neuroscience
  • Developmental Psychology
  • Child Psychiatry

Background:

  • Mechanisms linking pubertal timing, brain development, and mental health are not well understood.
  • Adolescence is a critical period for brain maturation and the onset of mental health conditions.

Purpose of the Study:

  • To investigate the association between pubertal timing and brain development in children.
  • To examine whether brain development mediates the relationship between pubertal timing and mental health problems.

Main Methods:

  • Utilized longitudinal data from the Adolescent Brain Cognitive Development (ABCD) Study (N≈11,500, ages 9-13).
  • Developed "brain age" and "puberty age" models to assess individual differences in development.
  • Employed mixed-effects and mediation models to analyze relationships.

Main Results:

  • Earlier pubertal timing correlated with accelerated brain development in specific regions (subcortical, frontal) in both sexes.
  • Earlier pubertal timing was associated with increased mental health problems.
  • Brain age did not predict mental health problems or mediate the pubertal timing-mental health link.

Conclusions:

  • Pubertal timing is an important marker associated with both brain maturation and mental health challenges.
  • The pathway from pubertal timing to mental health problems is not fully explained by current measures of brain development.