Pengaruh Intervensi Diet dan Latihan Fisik Terhadap Persen Lemak Tubuh pada Individu Overweight dan Obesitas Usia Dewasa

Background : Adults tend to be overweight and obese due to lifestyle changes associated with a high-energy diet and less physical activity so they tend to have high body fat percentages, which will increase the risk of non-communicable diseases Objective: This study aimed to determine the effects of diet intervention and exercise on body fat percentage in overweight and obese adults Methodology: The method used is systematic review. Articles were searched using google scholar with the provisions of national journals indexed by Sinta S1-S4 and international journals indexed by Schimagojr Q1-Q4. Key words used: "diet intervention", "physical exercise", "percent body fat", "overweight", "obesity", "adult age", "diet intervention", "hypocaloric diet", "exercise", "training "," Body fat percentage "," body composition "," adult ". The inclusion criteria were topic relevance, adult subjects who were overweight and obese, the type of research used experimentally and the articles used in the last ten years (2011 - 2020). The exclusion criteria for articles were not full text and languages were ​​other than English and Indonesian. Results: Decrease in body fat percent could be done with a low energy diet intervention with a reduction in energy from 200 to 1,000 kcal of 14% -30% protein, 20% -35% fat, 40% -65% carbohydrates and physical exercise with aerobic physical exercise, strength training, resistance training, endurance training, with moderate to high intensity intermittently or continuously with a treatment duration of 2-6 months. Conclusion: Low-energy diet interventions could reduce body fat percent but the results will be more optimal when diet interventions were carried out with physical exercises. Suggestion: Programs to reduce body fat percent can be done by running a diet with a decrease in total energy and accompanied by regular physical exercise