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Visualization of Intensity Levels to Reduce the Gap Between Self-Reported and Directly Measured Physical Activity
Published on: March 7, 2019
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The Association Between Physical Activity and Obesity: A Systematic Review
Murwan Mageit1, Mohammed Yossef Alhabib2, Mohammed Alshamrani3
1Department of Neurology, University of Khartoum, Khartoum, SDN.
Cureus
|January 13, 2026
Summary
Regular physical activity significantly lowers obesity risk and improves body composition. Promoting sustained exercise from a young age is crucial for public health strategies to combat the global obesity epidemic.
Area of Science:
- Public Health
- Exercise Science
- Epidemiology
Background:
- Obesity and overweight are significant global public health issues.
- Physical activity is recognized for its protective effects against obesity and related health risks.
Purpose of the Study:
- To systematically review the relationship between physical activity and obesity.
- To analyze how physical activity influences obesity indicators like BMI and body fat percentage.
Main Methods:
- Systematic review conducted following PRISMA guidelines.
- Comprehensive literature search in PubMed, Scopus, and Web of Science.
- Inclusion of studies on adults, overweight, obesity, physical activity, and exercise.
Main Results:
- An inverse association was found between physical activity levels and obesity prevalence/incidence.
- Higher physical activity correlates with lower obesity risk, better body composition, and improved metabolic health.
- Sedentary behavior is identified as a key modifiable risk factor for obesity.
Conclusions:
- Sustained physical activity is vital for obesity prevention and management across all age groups.
- Public health initiatives should prioritize interventions promoting lifelong physical activity.
- Addressing sedentary behavior is essential for mitigating the global obesity burden.
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