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Changes in body fatness affect cardiovascular outcomes more than changes in physical activity
Suziane U Cayres1, Han C G Kemper2, Luiz C M Vanderlei3
11Post-Graduate Program in Movement Sciences,Sao Paulo State University (UNESP),Rio Claro,Brazil.
Cardiology in the Young
|December 13, 2016
Summary
Changes in adolescent body fatness, not physical activity levels, significantly impact cardiovascular and metabolic risks. Increased body fat is linked to greater arterial thickness and altered cholesterol levels.
Area of Science:
- Adolescent health
- Cardiovascular disease risk factors
- Metabolic health
Background:
- Cardiovascular risk factors often emerge during adolescence.
- Understanding the interplay between physical activity, body fatness, and cardiovascular health in adolescents is crucial.
Purpose of the Study:
- To investigate the relationship between changes in physical activity, body fatness, and cardiovascular risk factors in adolescents.
- To determine whether physical activity or body fat changes have a greater impact on cardiovascular health.
Main Methods:
- Recruited 89 healthy adolescents.
- Assessed habitual physical activity, body fat percentage, arterial thickness, blood samples, and biological maturation.
- Utilized multivariate models to analyze relationships between variables.
Main Results:
- Physical activity and body fatness remained stable during the study.
- Increased body fatness correlated with increased femoral intima-media thickness, independent of physical activity.
- Longitudinal relationships were observed between body fatness and high-density lipoprotein-cholesterol and triacylglycerol levels.
Conclusions:
- Changes in body fatness are more influential than physical activity levels in determining cardiovascular and metabolic risks in adolescents.
- Body fat accumulation is a key target for mitigating cardiovascular risk in this age group.
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