Results 1 to 10 of about 656,066 (331)

Effects of weight status, sex, age, sedentary behavior, pubertal status and socioeconomic status on the physical activity of children and adolescents [PDF]

BMC Public Health
Background Physical inactivity, especially in the context of the worldwide childhood obesity epidemic, is still a growing public health concern. Moreover, both physical inactivity and overweight often become ingrained and subsequently persist into ...
Alma Weimann, Mandy Vogel, Tanja Poulain, Wieland Kiess   +3 more
doaj   +2 more sources

The Reasons of Taking Advantage of Slaves in Fatimids’ Political and Military System [PDF]

تاریخ اسلام, 2020
Ishmaelite Fatimids (297-567) initially took power in the Islamic West and later, they entered Egypt. In their political and military structure of their government particularly the army and the positions in the court and government, they were not ...
Seyedeh Leila Taqavi Sangdehi, Fatemeh Asgarkhani, Bahram Bahrami   +2 more
doaj   +1 more source

Substance use in childhood and adolescence and its associations with quality of life and behavioral strengths and difficulties

BMC Public Health, 2022
Background Substance use in childhood and adolescence continues to be a current health concern. The aims of the present study were to identify trends in the use of alcohol, cigarettes, and cannabis in children and adolescents in the last 10 years and to ...
Wiebke Frobel, Nico Grafe, Christof Meigen, Mandy Vogel, Andreas Hiemisch, Wieland Kiess, Tanja Poulain   +6 more
doaj   +1 more source

Sleep-related difficulties in healthy children and adolescents

BMC Pediatrics, 2021
Background As sleep-related difficulties are a growing public health concern, it is important to gain an overview of the specific difficulty areas of the most vulnerable individuals: children.
Christiane Lewien, Jon Genuneit, Christof Meigen, Wieland Kiess, Tanja Poulain   +4 more
doaj   +1 more source

The relationship between myopia and near work, time outdoors and socioeconomic status in children and adolescents

BMC Public Health, 2022
Background To investigate environmental and social risk factors for myopia in children and adolescents in Germany. Methods 1437 children aged between 3 and 18 inclusive were examined as part of the LIFE Child study based in Leipzig, Germany.
Dariusch Philipp, Mandy Vogel, Manuela Brandt, Franziska G. Rauscher, Andreas Hiemisch, Siegfried Wahl, Wieland Kiess, Tanja Poulain   +7 more
doaj   +1 more source

Quantifying the Spatial Fragmentation Pattern and Its Influencing Factors of Urban Land Use: A Case Study of Pingdingshan City, China

Land, 2022
In the context of rapid urbanization, the phenomenon of spatial fragmentation in Chinese inland central cities is significant. The scientific measurement and evaluation of urban spatial fragmentation are conducive to its transformation, advancement, and ...
Li Yue, Hongbo Zhao, Xiaoman Xu, Tianshun Gu, Zeting Jia   +4 more
doaj   +1 more source

Active school transport in an urban environment:prevalence and perceived barriers

BMC Public Health, 2023
Background Active school transport (AST) can increase children’s and adolescents’ physical activity. The proportion of children and adolescents who engage in AST has declined internationally in recent decades.
Isabel Wex, Mandy Geserick, Tim Leibert, Ulrike Igel, Carolin Sobek, Christof Meigen, Wieland Kiess, Mandy Vogel   +7 more
doaj   +1 more source

Evaluating the Effects of Renewable Energy Consumption on Carbon Emissions of China’s Provinces: Based on Spatial Durbin Model

Land, 2022
Renewable energy consumption is considered as the main form of energy consumption in the future. The carbon emissions produced by renewable energy can be approximately ignored, and renewable energy is essential for regional sustainable development.
Yang Sun, Mengna Du, Leying Wu, Changzhe Li, Yulong Chen   +4 more
doaj   +1 more source

Media regulation strategies in parents of 4- to 16-year-old children and adolescents: a cross-sectional study

BMC Public Health, 2023
Background Since children can only control and limit their own media use to a limited extent, it is often the parents who regulate their children’s media use.
Tanja Poulain, Christof Meigen, Wieland Kiess, Mandy Vogel   +3 more
doaj   +1 more source

Associations between problematic smartphone use and behavioural difficulties, quality of life, and school performance among children and adolescents

BMC Psychiatry, 2022
Background European studies on determinants and factors associated with problematic smartphone use (PSU) in children and adolescents are still sparse. This study reports the current amount of PSU symptoms and the presence of (clinically relevant) PSU in ...
Tobias Kliesener, Christof Meigen, Wieland Kiess, Tanja Poulain   +3 more
doaj   +1 more source