Results 141 to 150 of about 142,550 (314)

Microbiome and aging: Trajectories of microbiome age across human ecosystems and their systemic effects

open access: yesiMeta, EarlyView.
Microbiome age (MA) has emerged as an innovative biomarker of biological aging, reflecting host aging trajectories through dynamic alterations in microbial composition, function, and host–microbe interactions across multiple body ecosystems. Diverse computational strategies—including traditional machine learning, deep learning, and multi‐omics ...
Zhexin Ni   +26 more
wiley   +1 more source

Mutational analysis of DAX1 in patients with hypogonadotropic hypogonadism or pubertal delay [PDF]

open access: yes, 1999
Although delayed puberty is relatively common and often familial, its molecular and pathophysiologic basis is poorly understood. In contrast, the molecular mechanisms underlying some forms of hypogonadotropic hypogonadism (HH) are clearer, following the ...
Meeks, JJ   +12 more
core  

A Latent Profile Analysis of Body Image and Disordered Eating Attitudes and Behaviors in Adolescent Boys

open access: yesJournal of Adolescence, EarlyView.
ABSTRACT Introduction Adolescence is a risk period for body dissatisfaction which can contribute to eating disorder development. Given sex or gender differences in body image and disordered eating, it is critical to examine body image and eating concerns in adolescent boys and whether mindfulness is associated with body image and eating attitudes and ...
Madeline R. Olwert   +3 more
wiley   +1 more source

Gender differences at puberty / [PDF]

open access: yes, 2003
Puberty is one of the most important life transitions. There is no other period in the life cycle in which there is such significant, rapid, and simultaneous transformation in biology and social and psychological development.
Hayward, Chris,edt
core  

What's in It for Them? A Developmental Science Perspective on Adolescent Climate Activism

open access: yesJournal of Adolescence, EarlyView.
ABSTRACT Introduction In recent years, millions of adolescents have joined school strikes to demand climate action from governments and industries, standing in solidarity with young people from future generations and from vulnerable geographical regions (i.e., the Global South).
Judith van de Wetering, Katharine Lee
wiley   +1 more source

Puberty in Teleost [PDF]

open access: yes, 2006
Puberty is the process by which animals acquire for the first time the ability to reproduce. In teleost fishes, an understanding of the mechanism underlying pubertal development is important not only for basic science but also for aquaculture.
00211813   +4 more
core  

Positive Peer Group Affiliation, Puberty, and Social and Emotional Development: A Strength‐Based Approach

open access: yesJournal of Adolescence, EarlyView.
ABSTRACT Introduction During the pubertal transition, peer relationships become increasingly salient for adolescents' social and emotional development. However, research on peer contexts during this period has largely emphasized deviant peer groups, leaving the potential role of positive peer affiliations less understood.
Rona Carter, Joonyoung Park
wiley   +1 more source

Age‐Varying Associations of Maternal Knowledge and Adolescents’ Depressive Symptoms in Dyadic and Cultural Contexts

open access: yesJournal of Adolescence, EarlyView.
ABSTRACT Introduction Extensive research has documented the influence of parental knowledge on adolescents’ mental health. Although adolescence is marked by rapid developmental changes, how the influence of parental knowledge varies across age remains understudied, particularly within dyadic and culturally informed frameworks that consider adolescents’
Tianlu Zhang   +3 more
wiley   +1 more source

Age at pubertal onset and educational outcomes [PDF]

open access: yes
Education has important short and long run implications for individual outcomes. In this paper we explore the association between age at pubertal onset and educational outcomes in a sample of Swedish girls.
Ranehill, Eva   +2 more
core  

Body, Emotions, and Hormones: A Systematic Review of Body Dissatisfaction, Emotion Regulation, and Puberty in Adolescence

open access: yesJournal of Adolescence, EarlyView.
ABSTRACT Objective Body dissatisfaction often arises from a discrepancy between perceived and ideal body images, posing a risk for psychological issues like depression and eating pathologies, particularly during adolescence. Puberty's rapid physical changes may exacerbate the feeling of dissatisfaction, additionally pubertal changes also influence ...
Isabella Muscolino   +3 more
wiley   +1 more source

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