Effects of Exercise on Bone Health in Adolescents
Author Information
Author(s): Zhang Wenhua, Wang Xiaoqiang, Liu Yurong, He Qiang, Ding Qixin, Mei Jingqi, Li Xun
Primary Institution: Shandong Sport University
Hypothesis
Does exercise improve bone mineral content and density in adolescents?
Conclusion
Exercise is effective in improving overall bone mineral content and density in adolescents, particularly in the lumbar spine and femoral neck.
Supporting Evidence
- Exercise significantly increased adolescents’ overall bone mineral content and density.
- Subgroup analyses showed significant improvements in lumbar spine and femoral neck bone metrics.
- Exercise interventions varied in type and duration but generally showed positive effects on bone health.
Takeaway
Exercise helps kids build stronger bones, especially in their backs and hips, which can keep them healthy as they grow up.
Methodology
A systematic review and meta-analysis of randomized controlled trials evaluating the effects of exercise on bone mineral content, density, and metabolism in adolescents aged 10-19.
Potential Biases
Some studies had uncertain or high risk of bias in allocation concealment and blinding.
Limitations
The number and quality of included studies were limited, and the effects on total body bone mass and metabolism were not significant.
Participant Demographics
Adolescents aged 10-19 years, with a total of 723 subjects across 15 studies.
Statistical Information
P-Value
p = 0.003 for BMC, p = 0.0001 for BMD
Confidence Interval
95% CI: 0.06–0.27 for BMC, 95% CI: 0.13–0.40 for BMD
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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