Effect of high-intensity interval training compared to moderate-intensity continuous training on body composition and insulin sensitivity in overweight and obese adults: A systematic review and meta-analysis
Objective: To compare the effects of high-intensity interval training (HIIT) and moderate-intensity continuous training (MICT) on adults with overweight and obesity. Outcomes, including changes in insulin sensitivity, weight, body mass index (BMI), waist circumference, and body fat, were analyzed. M...
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Elsevier
2023-10-01
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Online Access: | http://www.sciencedirect.com/science/article/pii/S2405844023076107 |
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author | Silvia Sanca-Valeriano Marcos Espinola-Sánchez José Caballero-Alvarado Carlos Canelo-Aybar |
author_facet | Silvia Sanca-Valeriano Marcos Espinola-Sánchez José Caballero-Alvarado Carlos Canelo-Aybar |
author_sort | Silvia Sanca-Valeriano |
collection | DOAJ |
description | Objective: To compare the effects of high-intensity interval training (HIIT) and moderate-intensity continuous training (MICT) on adults with overweight and obesity. Outcomes, including changes in insulin sensitivity, weight, body mass index (BMI), waist circumference, and body fat, were analyzed. Methods: A systematic literature review was conducted. This review is registered in the International Prospective Register of Systematic Reviews (PROSPERO) under the number CRD42021281899. Clinical trials involving individuals who are overweight and obese and comparing HIIT with MICT effects on insulin sensitivity, weight, BMI, body fat percentage, and waist circumference were included. PubMed, Web of Science, Embase, and Scopus databases were searched using controlled vocabulary and free-text terms related to HIIT, obesity, and overweight. The search included studies published until September 2022. The Rob2 tool was used to assess the risk of bias. The results were presented through meta-analyses that provided summary estimators and confidence intervals. Subgroup analyses were conducted to assess the effect of the risk of bias on the outcomes. This research did not receive any specific funding. Results: Of the 2534 articles, 30 met the eligibility criteria. The intervention duration ranged from 4 to 16 weeks. The observed effects for each outcome were as follows: insulin sensitivity (p = 0.02), weight (p = 0.58), BMI (p = 0.53), waist circumference (p = 0.87), body fat percentage (p = 0.07), body fat mass in kilograms (p = 0.39). The level of evidence obtained was moderate except for waist circumference, which was rated as low. Limitations included heterogeneity in training protocols, measurements, and study duration. Additionally, a risk of bias was identified in these studies. Conclusion: HIIT and MICT did not significantly differ in their effects on weight, BMI, waist circumference, or body fat mass in adults with overweight and obesity. However, a moderate beneficial effect of HIIT was observed on insulin sensitivity. Therefore, further evidence is required to confirm these findings. |
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format | Article |
id | doaj.art-ecf7b8529d6e457a9d87e5a6c9d79df0 |
institution | Directory Open Access Journal |
issn | 2405-8440 |
language | English |
last_indexed | 2024-03-11T15:04:19Z |
publishDate | 2023-10-01 |
publisher | Elsevier |
record_format | Article |
series | Heliyon |
spelling | doaj.art-ecf7b8529d6e457a9d87e5a6c9d79df02023-10-30T06:05:57ZengElsevierHeliyon2405-84402023-10-01910e20402Effect of high-intensity interval training compared to moderate-intensity continuous training on body composition and insulin sensitivity in overweight and obese adults: A systematic review and meta-analysisSilvia Sanca-Valeriano0Marcos Espinola-Sánchez1José Caballero-Alvarado2Carlos Canelo-Aybar3Escuela de Medicina, Universidad César Vallejo, Peru; Corresponding author.Facultad de Ciencias de la Salud, Universidad Privada del Norte, PeruFacultad de Medicina Humana, Universidad Privada Antenor Orrego, PeruIberoamerican Cochrane Centre, Biomedical Research Institute Sant Pau (IIB Sant Pau), SpainObjective: To compare the effects of high-intensity interval training (HIIT) and moderate-intensity continuous training (MICT) on adults with overweight and obesity. Outcomes, including changes in insulin sensitivity, weight, body mass index (BMI), waist circumference, and body fat, were analyzed. Methods: A systematic literature review was conducted. This review is registered in the International Prospective Register of Systematic Reviews (PROSPERO) under the number CRD42021281899. Clinical trials involving individuals who are overweight and obese and comparing HIIT with MICT effects on insulin sensitivity, weight, BMI, body fat percentage, and waist circumference were included. PubMed, Web of Science, Embase, and Scopus databases were searched using controlled vocabulary and free-text terms related to HIIT, obesity, and overweight. The search included studies published until September 2022. The Rob2 tool was used to assess the risk of bias. The results were presented through meta-analyses that provided summary estimators and confidence intervals. Subgroup analyses were conducted to assess the effect of the risk of bias on the outcomes. This research did not receive any specific funding. Results: Of the 2534 articles, 30 met the eligibility criteria. The intervention duration ranged from 4 to 16 weeks. The observed effects for each outcome were as follows: insulin sensitivity (p = 0.02), weight (p = 0.58), BMI (p = 0.53), waist circumference (p = 0.87), body fat percentage (p = 0.07), body fat mass in kilograms (p = 0.39). The level of evidence obtained was moderate except for waist circumference, which was rated as low. Limitations included heterogeneity in training protocols, measurements, and study duration. Additionally, a risk of bias was identified in these studies. Conclusion: HIIT and MICT did not significantly differ in their effects on weight, BMI, waist circumference, or body fat mass in adults with overweight and obesity. However, a moderate beneficial effect of HIIT was observed on insulin sensitivity. Therefore, further evidence is required to confirm these findings.http://www.sciencedirect.com/science/article/pii/S2405844023076107High-intensity interval trainingPhysical exerciseObesityOverweightInsulin sensitivityBody composition |
spellingShingle | Silvia Sanca-Valeriano Marcos Espinola-Sánchez José Caballero-Alvarado Carlos Canelo-Aybar Effect of high-intensity interval training compared to moderate-intensity continuous training on body composition and insulin sensitivity in overweight and obese adults: A systematic review and meta-analysis Heliyon High-intensity interval training Physical exercise Obesity Overweight Insulin sensitivity Body composition |
title | Effect of high-intensity interval training compared to moderate-intensity continuous training on body composition and insulin sensitivity in overweight and obese adults: A systematic review and meta-analysis |
title_full | Effect of high-intensity interval training compared to moderate-intensity continuous training on body composition and insulin sensitivity in overweight and obese adults: A systematic review and meta-analysis |
title_fullStr | Effect of high-intensity interval training compared to moderate-intensity continuous training on body composition and insulin sensitivity in overweight and obese adults: A systematic review and meta-analysis |
title_full_unstemmed | Effect of high-intensity interval training compared to moderate-intensity continuous training on body composition and insulin sensitivity in overweight and obese adults: A systematic review and meta-analysis |
title_short | Effect of high-intensity interval training compared to moderate-intensity continuous training on body composition and insulin sensitivity in overweight and obese adults: A systematic review and meta-analysis |
title_sort | effect of high intensity interval training compared to moderate intensity continuous training on body composition and insulin sensitivity in overweight and obese adults a systematic review and meta analysis |
topic | High-intensity interval training Physical exercise Obesity Overweight Insulin sensitivity Body composition |
url | http://www.sciencedirect.com/science/article/pii/S2405844023076107 |
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