Results 31 to 40 of about 86,315 (186)

Association of body composition with pubertal timing in children and adolescents from Guangzhou, China

Frontiers in Public Health, 2022
ObjectiveAn ongoing debate surrounds the relationship between body composition and pubertal timing, in particular for boys. This cross-sectional study aimed to investigate the association of body composition with pubertal timing among children and ...
Yijin Zheng, Jianping Liang, Ding Zeng, Weiqing Tan, Lun Yang, Shuang Lu, Wanwen Yao, Yi Yang, Li Liu   +8 more
doaj   +1 more source

Cross-Sectional and Longitudinal Examination of Insulin Sensitivity and Secretion across Puberty among Non-Hispanic Black and White Children [PDF]

Endocrinology and Metabolism, 2020
Background Few studies using criterion measures of insulin sensitivity (SI) and insulin secretory capacity (ISC) have been conducted across puberty to adulthood. We examined how SI and ISC change from pre-puberty through adulthood.
Shannon E. Marwitz, Megan V. Gaines, Sheila M. Brady, Sarah J. Mi, Miranda M. Broadney, Susan Z. Yanovski, Van S. Hubbard, Jack A. Yanovski   +7 more
doaj   +1 more source

Casual Associations and Shape Between Prepuberty Body Mass Index and Early Onset of Puberty: A Mendelian Randomization and Dose–Response Relationship Analysis

Frontiers in Endocrinology, 2022
BackgroundThere is an ongoing controversial issue regarding whether onset of puberty is related to childhood BMI.ObjectivesThis study aims at investigating the causal association and its shape between prepuberty BMI and early puberty onset.MethodsBreast ...
Jiao Fang, Jingyi Yuan, Dandan Zhang, Wanxu Liu, Puyu Su, Puyu Su, Yuhui Wan, Zhihua Zhang, Fangbiao Tao, Fangbiao Tao, Ying Sun, Ying Sun   +11 more
doaj   +1 more source

Persistent high exposure to exogenous phthalates and endogenous sex hormones associated with early pubertal onset among children: A 3.5-year longitudinal cohort study in China

Ecotoxicology and Environmental Safety, 2023
Background: Early onset of puberty could have significant impacts on childhood health, but the extent to which it was affected by phthalate esters (PAEs) and sex hormone disruption was not understood.
Jieyu Liu, Di Gao, Yanhui Li, Xinli Song, Manman Chen, Qi Ma, Xinxin Wang, Mengjie Cui, Tongjun Guo, Li Chen, Yi Zhang, Wen Yuan, Tao Ma, Jianuo Jiang, Yanhui Dong, Zhiyong Zou, Jun Ma   +16 more
doaj   +1 more source

Evo-devo of human adolescence: beyond disease models of early puberty [PDF]

, 2013
Despite substantial heritability in pubertal development, much variation remains to be explained, leaving room for the influence of environmental factors to adjust its phenotypic trajectory in the service of fitness goals.
Belsky, Jay, Jay Belsky, Hochberg, Z., Hochberg, Ze'ev, Ze'ev Hochberg   +4 more
core   +1 more source

Characterization of Reproductive and Morphological Variables in Female Elite Futsal Players

Frontiers in Psychology, 2021
We aimed to characterize the age of onset of training, age at menarche, menstrual periodicity, and performance perception during the menstrual cycle and examined the impact of these reproductive variables on body composition, morphology, and body weight ...
Marcos Roberto Queiroga, Danilo Fernandes da Silva, Sandra Aires Ferreira, Vinícius Müller Reis Weber, Daniel Zanardini Fernandes, Timothy Gustavo Cavazzotto, Bruno Sergio Portela, Marcus Peikriszwili Tartaruga, Matheus Amarante Nascimento, Edgar Ramos Vieira   +9 more
doaj   +1 more source

Incidence of central precocious puberty more than doubled during COVID-19 pandemic: Single-center retrospective review in the United States

Frontiers in Pediatrics, 2022
Background and aim of the studyThe frequency of new visits for precocious puberty increased during the Covid-19 pandemic in the pediatric endocrinology clinic at Rady Children's Hospital in San Diego, CA, US.
Marcela Vargas Trujillo, Marcela Vargas Trujillo, Tiranun Rungvivatjarus, Tiranun Rungvivatjarus, Karen O. Klein, Karen O. Klein   +5 more
doaj   +1 more source

Pubertal timing and growth influences cardiometabolic risk factors in adult males and females. [PDF]

, 2011
OBJECTIVE: Early pubertal onset in females is associated with increased risk for adult obesity and cardiovascular disease, but whether this relationship is independent of preceding childhood growth events is unclear.
Widen, Elisabeth, Kaprio J, Pouta, Anneli, Ripatti S, Ripatti, Samuli, Palotie, Aarno, Palotie A, Laitinen, Jaana, Cousminer, Diana L., Hartikainen, Anna-Liisa, Kaprio, Jaakko, Silventoinen K, Silventoinen, Karri, Sovio, Ulla, Jarvelin, Marjo-Riitta, Peltonen, Leena, Cousminer, Diana L, Widen E, Peltonen L   +18 more
core   +1 more source

Effect of heat stress on sex hormones, sex organ weight and relationships with sexual puberty in male rats [PDF]

Iraqi Journal of Veterinary Sciences, 2019
This study was designed to investigate the effect of chronic and acute heat stress on sex hormones level and their relationship to sexual puberty in male rats.
hiyam matty, Ashwaq Hassan
doaj   +1 more source

LIN28Bpolymorphisms are associated with central precocious puberty and early puberty in girls [PDF]

Korean Journal of Pediatrics, 2012
Single-nucleotide polymorphism (SNP) markers within LIN28B have been reported to be related to the timing of pubertal growth. However, no study has investigated the frequency of genetic markers in girls with precocious puberty (PP) or early puberty (EP).
Park, Sung Won, Lee, Seung-Tae, Sohn, Young Bae, Cho, Sung Yoon, Kim, Se-Hwa, Kim, Su Jin, Kim, Chi Hwa, Ko, Ah-Ra, Paik, Kyung-Hoon, Kim, Jong-Won, Jin, Dong-Kyu   +10 more
openaire   +2 more sources