Results 51 to 60 of about 737,108 (238)

Anxious to see you: Neuroendocrine mechanisms of social vigilance and anxiety during adolescence. [PDF]

open access: yes, 2020
Social vigilance is a behavioral strategy commonly used in adverse or changing social environments. In animals, a combination of avoidance and vigilance allows an individual to evade potentially dangerous confrontations while monitoring the social ...
Cassano G. B.   +6 more
core   +1 more source

Pubertal development and problem behaviours in Indian adolescents

open access: yesInternational Journal of Adolescence and Youth, 2020
Pubertal status refers to the current level of physical development experienced by the adolescent relative to the overall process of pubertal change. Despite the fact that these pubertal changes are universal in nature, there are individual differences ...
Palak Kanwar
doaj   +1 more source

Genetic etiologies of central precocious puberty [PDF]

open access: yesPrecision and Future Medicine, 2021
Pubertal onset is a complex process, which is influenced by genetic and environmental factors, such as obesity and endocrine-disrupting chemicals. In addition, the timing of normal puberty varies between individuals and is a highly polygenic trait with ...
Hae Sang Lee
doaj   +1 more source

3520 Neural connectivity mechanisms linking off-time pubertal development and depression risk in adolescence

open access: yesJournal of Clinical and Translational Science, 2019
OBJECTIVES/SPECIFIC AIMS: Earlier pubertal timing has been associated with risk for depression, particularly in girls (e.g., Keenan etal., 2014). Evidence suggests pubertal timing in girls also relates to alterations in the microstructural properties of ...
Rajpreet Chahal   +6 more
doaj   +1 more source

Family composition and age at menarche: findings from the international Health Behaviour in School-Aged Children Study [PDF]

open access: yes, 2019
This research was funded by The University of St Andrews and NHS Health Scotland.Background Early menarche has been associated with father absence, stepfather presence and adverse health consequences in later life.
A Benetos   +45 more
core   +3 more sources

The changes they are a-timed: Metabolism, endogenous clocks, and the timing of puberty.

open access: yesFrontiers in Endocrinology, 2012
Childhood obesity has increased dramatically over the last several decades, particularly in industrialized countries, often accompanied by acceleration of pubertal progression and associated reproductive abnormalities (Biro et al., 2006, Rosenfield et al.
Kristen P Tolson   +2 more
doaj   +1 more source

Reward sensitivity and internalizing symptoms during the transition to puberty: An examination of 9-and 10-year-olds in the ABCD Study

open access: yesDevelopmental Cognitive Neuroscience, 2022
Early pubertal timing has been linked to increased risk for internalizing psychopathology in adolescents. Work in older adolescents and adults suggests that heightened reward sensitivity may buffer risk for internalizing symptoms.
Elizabeth A. McNeilly   +4 more
doaj   +1 more source

Novel type of references for weight aligned for onset of puberty – using the QEPS growth model

open access: yesBMC Pediatrics, 2021
Background Growth references are traditionally constructed relative to chronological age, despite inter-individual variations in pubertal timing. A new type of height reference was recently developed allowing growth to be aligned based on onset of ...
Kerstin Albertsson-Wikland   +4 more
doaj   +1 more source

Height and timing of growth spurt during puberty in young people living with vertically acquired HIV in Europe and Thailand. [PDF]

open access: yes, 2019
OBJECTIVE: The aim of this study was to describe growth during puberty in young people with vertically acquired HIV. DESIGN: Pooled data from 12 paediatric HIV cohorts in Europe and Thailand.
Abou-Rayyah, ACM   +436 more
core   +4 more sources

Central precocious puberty in a 3 year-old girl with Phenylketonuria: a rare association? [PDF]

open access: yes, 2014
Background Central precocious puberty (CPP) and phenylketonuria (PKU) are two rare conditions, the latter being the rarer. To date, only one case featuring both these conditions has been reported, and hyperphenylalaninemia was assumed triggering CPP.
Donaldson, Malcolm   +3 more
core   +3 more sources

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