نتایج جستجو برای: sexual maturity

تعداد نتایج: 141899  

Journal: :Proceedings of the National Academy of Sciences 2008

Journal: :The British journal of nutrition 2005
Sylvain P Sébert Gérard Lecannu Sandrine Sené Séverine Hucteau Maud Chetiveaux Khadija Ouguerram Martine M-J Champ

The incidence of childhood obesity is rising dramatically throughout industrialised countries. To evaluate and study the impact of childhood obesity on lipoprotein metabolism, we developed a new animal model of premature obesity. Yucatan mini-pigs aged 4 months were studied over a 12-month period from childhood to adulthood. Animals were divided into two groups: the first group were overfed a W...

Journal: :The Japanese journal of animal reproduction 1960

Journal: :Pediatrics 1998
W N Friedrich J Fisher D Broughton M Houston C R Shafran

OBJECTIVE Sexual behavior in children can cause uncertainty in the clinician because of the relationship between sexual abuse and sexual behavior. Consequently, it is important to understand normative childhood sexual behavior. DESIGN Sexual behavior in 1114 2- to 12-year-old children was rated by primary female caregivers. These children were screened for the absence of sexual abuse. A 38-it...

Journal: :SIECUS report 1995
D W Haffner

Compared to life in the 1950s, today's teenagers become physically mature earlier and marry later. There is a steady increase in the proportion of adolescents having sexual intercourse, and in the percentage doing so at younger ages. Moreover, almost all teens experiment with some type of sex, with largely similar patterns of sexual activity among males and females, and young people from dif...

Journal: :Brazilian Archives of Biology and Technology 2000

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