A Combined Dietary-Physical Activity Intervention Affects Bone Strength in Obese Children and Adolescents

2006 ◽  
Vol 27 (8) ◽  
pp. 666-671 ◽  
Author(s):  
D. Nemet ◽  
E. Berger-Shemesh ◽  
B. Wolach ◽  
A. Eliakim
2014 ◽  
Vol 29 (10) ◽  
pp. 2161-2181 ◽  
Author(s):  
Vina PS Tan ◽  
Heather M Macdonald ◽  
SoJung Kim ◽  
Lindsay Nettlefold ◽  
Leigh Gabel ◽  
...  

Author(s):  
Jinfeng Huang ◽  
Chunjie Du ◽  
Jianjin Liu ◽  
Guangxin Tan

This paper aimed to discuss the intervention effects of physical activities on children and adolescents with autism with a meta-analysis so as to serve as a reference to further relevant research on the same topic. As for research methods, by searching in CNKI (China National Knowledge Infrastructure), WanFang data, VIP Database for Chinese Technical Periodicals, PubMed, Scopus, Web of Science, and other databases, this study collected randomized controlled trials (RCTs) on the intervention of physical activities on children and adolescents with autism and used Review Manager 5.3 software to process and analyze the outcome indicators of the literature. As for the result, a total of 12 papers and 492 research targets were selected. The results of the meta-analysis show that physical activity had a significant positive impact on social interaction ability, communication ability, motor skills, and autism degree of autistic children as well as the social skills and communication skills of autistic adolescents. On the other hand, physical activity had no significant effect on the stereotyped behavior of autistic children and adolescents. In conclusion, physical activity intervention is beneficial to children and adolescents with autism, and continuous physical activity intervention can produce greater intervention effect.


Author(s):  
Haemi Jee

Background: Regularly performed physical activity promote proper development and prevent health risk factors in children and adolescents. Pandemic crisis has been limiting the scope of movement with social distancing for participation of physical activity for health promotion. This study aimed to review studies on promoting physical activity to prevent health risks for children and adolescents since the onset of COVID-19.   Methods: Three major online databases (PubMed, Medline, and Scopus) were searched for ‘physical activity,’ ‘intervention’ for children and adolescents. Seven articles were selected from 1,761 articles through the inclusion and exclusion processes. Results: All studies were conducted through online. One study showed that streaming services and online apps majorly promoted MVPA (moderate-to-vigorous physical activity), MSE (muscle-strengthening exercise), or combined (MVPA, MSE) by 2.4, 3.1, and 4.3 folds, respectively. Another study showed that greater duration of physical activity (PA) prevented depressive symptoms during exposure to outbreak. Five intervention studies which used digital platforms to promote PA significantly encouraged PA along with the physiological, psychosocial, and academic achievement outcomes. Conclusion: Internet-based digital platforms may assist to promote physical activity for improved psychosocial and academic achievement in children and adolescents during the untack period. Structured PA promotion platforms with various health outcomes for children and adolescents should be developed and scientifically evaluated.  


2018 ◽  
Vol 43 (6) ◽  
pp. 553-557
Author(s):  
Dong-Woo Kang ◽  
Ji-Hye Park ◽  
Mi Kyung Lee ◽  
YoonMyung Kim ◽  
In Deok Kong ◽  
...  

Nonalcoholic fatty liver disease is the most common chronic liver disease and can present with advanced fibrosis or nonalcoholic steatohepatitis. The purpose of this study was to investigate the effect of a 7-day intense physical activity intervention on liver fat content in children with obesity. Fifty-seven obese children (mean body mass index: 26.5 ± 3.2 kg/m2; mean age: 12.0 ± 0.8 years) participated in a 7-day physical activity program. All participants were housed together, and their food intake and energy expenditure were strictly controlled. Anthropometric measurements, abdominal computerized tomography scans, and blood analyses were conducted at baseline and post-intervention. Participants lost weight by 2.53 ± 0.85 kg on average (61.0 ± 9.8 vs. 58.5 ± 9.5 kg, p < 0.05), fat mass (16.7 ± 5.1 vs. 15.7 ± 4.9 kg, p < 0.05), and serum insulin (13.7 ± 6.7 vs. 3.5 ± 2.0 μU/mL, p < 0.05). However, liver fat content was increased, presented as liver-to-spleen ratio (LSR) where lower LSR represents higher liver fat content. The intervention increased aspartate transaminase level (29.42 ± 6.78 IU/L vs. 33.50 ± 9.60 IU/L, p < 0.001). The change in liver fat content was not associated with the change in fasting insulin and liver enzymes. Short-term intense physical activity increased liver fat content independent of change in fasting insulin level and liver enzymes. This is the first human study to report increased liver fat content after physical activity-induced rapid weight loss.


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