Obesity and secondary sexual maturity in boys
نویسندگان
چکیده
منابع مشابه
Prepubertal Serum Concentrations of Organochlorine Pesticides and Age at Sexual Maturity in Russian Boys.
BACKGROUND Few human studies have evaluated the impact of childhood exposure to organochlorine pesticides (OCP) on pubertal development. OBJECTIVE We evaluated associations of serum OCP concentrations [hexachlorobenzene (HCB), β-hexachlorocyclohexane (βHCH), and p,p-dichlorodiphenyldichloroethylene (p,p´-DDE)] with age at attainment of sexual maturity among boys. METHODS From 2003 through 2...
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Obesity is one of the health problems in the developing and developed countries. Obesity subjects the individuals with metabolic and endocrine disorders. It is obvious that vitamin D deficiency or insufficiency may lead to secondary hyperparathyroidism. Thus, obesity increases the risk of vitamin D deficiency. Considering the high prevalence of vitamin D deficiency in children and adolescents w...
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sense the inquirers found themselves at the parting of the ways. Some of the champions of equal rights and privileges for the two sexes still maintained their old attitude of minimising the differences between them. Others, realising that victory has been gained, and that girls now are given educationally the same opportunities as boys, are ready to recognise, in the words of the introduction, ...
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BACKGROUND Data from racially and ethnically diverse US boys are needed to determine ages of onset of secondary sexual characteristics and examine secular trends. Current international studies suggest earlier puberty in boys than previous studies, following recent trend in girls. METHODS Two hundred and twelve practitioners collected Tanner stage and testicular volume data on 4131 boys seen f...
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Sex differences in age- and puberty-related maturation of human brain structure have been observed in typically developing age-matched boys and girls. Because girls mature 1-2 years earlier than boys, the present study aimed at assessing sex differences in brain structure by studying 80 adolescent boys and girls matched on sexual maturity, rather than age. We evaluated pubertal influences on me...
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ژورنال
عنوان ژورنال: Paediatrica Indonesiana
سال: 2013
ISSN: 0030-9311,2338-4786
DOI: 10.14238/pi53.5.2013.09