scholarly journals HIIT, RESISTANCE TRAINING, AND RISK FACTORS IN ADOLESCENTS: A SYSTEMATIC REVIEW

2020 ◽  
Vol 26 (6) ◽  
pp. 558-564
Author(s):  
Waynne Ferreira de Faria ◽  
Filipe Rodrigues Mendonça ◽  
Rui Gonçalves Marques Elias ◽  
Raphael Gonçalves de Oliveira ◽  
Antonio Stabelini Neto

ABSTRACT It has been shown that combined physical exercise is an efficient non-pharmacological approach in the context of public health, since it has demonstrated satisfactory results in the prevention, treatment and control of various morbidities. Therefore, it is essential to systematize current knowledge to enable professionals involved in the prescription of physical exercise to do so based on evidence. Thus, the objective of this study was to perform a systematic review of randomized clinical trials to verify changes in cardiometabolic risk factors induced by high-intensity interval training (HIIT) and resistance training (RT) in adolescents. The systematic search was performed in the following databases: Pubmed, ScienceDirect, Cochrane, LILACS and Scielo. Initially 933 studies were identified, then two researchers eliminated duplications and manuscripts that did not meet the eligibility criteria. Thus, two articles were included that met these criteria: a randomized clinical trial conducted with adolescents (10 to 19 years) of both sexes, an intervention lasting for at least four weeks, which prescribed HIIT and RT in the same session or not, and evaluation of at least one cardiometabolic risk factor. The results demonstrated that eight to 12 weeks of HIIT and RT without nutritional intervention were effective in significantly reducing waist circumference and body fat percentage. However, data pertinent to the efficacy of this combination on risk of developing type 2 diabetes mellitus and arterial hypertension are controversial. In view of the above, it is ascertained from the included studies that the combination of HIIT and RT has the potential to reduce cardiometabolic risk factors in adolescents; therefore, further studies should be conducted to determine the effectiveness of this prescription of physical exercise. Level of Evidence II; Systematic review of Level II or Level I Studies with discrepant results.

2018 ◽  
Vol 24 (2) ◽  
pp. 102-106
Author(s):  
Jaqueline de Oliveira Santana ◽  
Juliana Vaz de Melo Mambrini ◽  
Sérgio Viana Peixoto

ABSTRACT Introduction: Cardiorespiratory fitness (CF) is associated with mortality and the development of cardiovascular disease, in addition to being related to work capacity. Objectives: This study aimed to verify the demographic, cardiometabolic and behavioral factors associated with CF in a representative sample of professors from a public university in Minas Gerais, Brazil. Methods: This is a cross-sectional study which evaluated, in addition to the CF, age, sex, glycemia, triglycerides, LDL and HDL cholesterol, C-reactive protein, body mass index (BMI), waist circumference, and physical activity (PA). The association between CF and cardiometabolic risk factors was estimated by logistic regression to obtain the odds ratios and respective confidence intervals (95%). Results: After adjustment, it was observed that professors with lower levels of CF were older, female, had higher BMI and a greater chance of being physically inactive. Conclusion: In general, the results show that the probability of low CF increases with the increase in BMI, in addition to the strong association with PA practice, which is a major focus of intervention measures aimed at improving workers health and their work capacity. Level of Evidence III; Case control study.


Author(s):  
John Sebastião Cardoso da Silva ◽  
Maria Sebastiana Silva ◽  
Maria Margareth Veloso Naves

Background: Type 2 diabetes mellitus (T2DM) is a disease associated with several cardiometabolic risk factors (CMRF). There is strong evidence about the benefits of oilseeds intake and the practice of resistance training (RT) in the prevention and treatment of T2DM and its associated CMRF. However, no study has evaluated the combination of these interventions yet. Baru nut, an oilseed native to the Brazilian Cerrado, stands out among oilseeds due to its healthy nutritional composition, which have the potential to reduce CMRF in T2DM. RT, in turn, provides positive changes in the composition and metabolism of muscle cells, which contributes to improving cardiometabolic health. Objective: This review aimed to summarize the effects and mechanisms related to the intake of baru nut and the practice of RT in reducing CMRF in T2DM. Method: Literature research was performed using the keywords "type 2 diabetes mellitus", "Dipteryx alata Vog", "nuts", "physical exercise" and "resistance training", isolated or associated, in Web of Science and Pubmed databases. Results: Baru nut is an oilseed with high density of nutrients and bioactive compounds with antioxidant and antihypercholesterolemic properties, and the RT is associated with beneficial effects on CMRF in T2DM individuals. Thus, the consumption of baru nut and the RT have potential to improve the insulin sensitivity, glycemic control, body composition, and serum lipid profile. Conclusion: The baru nut consumption and the RT have potential to reduce the cardiometabolic risk factors in T2DM. Both interventions are innovative and promising approaches to preserve the health of T2DM individuals.


Circulation ◽  
2020 ◽  
Vol 141 (Suppl_1) ◽  
Author(s):  
Anshul Saxena ◽  
Muni Rubens ◽  
Venkataraghavan Ramamoorthy ◽  
Sankalp Das ◽  
Chintan B Bhatt ◽  
...  

Introduction: Cardiometabolic syndrome consists of a cluster of metabolic dysfunctions such as impaired glucose tolerance, insulin resistance, dyslipidemia, central adiposity, and hypertension. According to the latest estimates, globally, nearly 25% of all adults have cardiometabolic syndrome. Both cardiometabolic syndrome and cancer pathophysiology commonly involve inflammation and oxidative stress. The objective of this systematic review was to evaluate existing evidences that support the association between cardiometabolic syndrome and risk of developing cancer. Methods: We searched MEDLINE, EMBASE, Cochrane Central Register of Controlled Trials and Scopus for relevant articles published from the database inception until October 2019. We followed the Preferred Reporting Items for Systematic Reviews and Meta-analyses (PRISMA) guidelines for this review. Using the Oxford Center for Evidence-Based Medicine guidelines individual studies were evaluated. A total of 59 articles were included in this study. Results: Our review showed that cardiometabolic syndrome was associated with increased risk for colorectal, hepatic, endometrial, breast, and bladder cancers. These associations showed variations for sex and geographical locations. For example, the associations were stronger for pancreatic and rectal cancers among women. The strength of these associations was also stronger for sex specific cancers such as breast and endometrial cancers. Studies on European populations showed that these associations were stronger for colorectal cancer among women. However, one study showed that presence of cardiometabolic syndrome contributed protective effects to prostate cancer among American men. In general, strongest associations were found for colorectal cancer among both men and women and hepatic cancer among men. Among cardiometabolic factors, impaired glucose tolerance and central adiposity were the greatest contributors towards increased risk for cancers. Conclusion: Given these results, there should be greater focus on primary prevention to identify and treat cardiometabolic risk factors. In addition, patients with greater cardiometabolic risk factors should be screened earlier and more frequently for cancers. A number of gender and geographical gaps identified in this review could be targeted for improvements as per the goals of 2030 sustainable development initiatives. Future studies should consider cardiometabolic syndrome and cancer together and develop effective interventions for decreasing the incidence and morbidity associated with both the conditions.


2020 ◽  
Vol 5 (3) ◽  
pp. 51
Author(s):  
Francesco Campa ◽  
Pasqualino Maietta Latessa ◽  
Gianpiero Greco ◽  
Mario Mauro ◽  
Paolo Mazzuca ◽  
...  

Background: Resistance training improves health in obese and overweight people. However, it is not clear what is the optimal weekly resistance training frequency and the most efficacious training protocol on body composition, cardiometabolic risk factors, and handgrip strength (HS). The aim of this study was to determine the effects of a supervised structured 24 week resistance training program on obese and overweight women. Methods: Forty-five women (BMI 37.1 ± 6.3 kg/m2; age 56.5 ± 0.7 years) were randomly assigned to one of two groups: A group with a high weekly training frequency of three times a week (HIGH) and a group that performed it only once a week (LOW). Cardiometabolic risk factors, anthropometric and HS measures were taken before and after the intervention period. Results: A significant (p < 0.05) group by time interaction was observed for body weight, body mass index, waist circumference, fat mass, plasma glucose, plasma insulin, homeostatic model assessment, and for dominant and absolute HS. Additionally, only the HIGH group saw increased HS and decreased total cholesterol and LDL-cholesterol after the intervention period (p < 0.05). The observed increase in HS was associated with an improved insulin resistance sensitivity (absolute handgrip strength: r = −0.40, p = 0.007; relative handgrip strength: r = −0.47, p = 0.001) after training, which constitutes an essential element for cardiovascular health. Conclusions: The results suggest that high weekly frequency training give greater benefits for weight loss and cardiometabolic risk factors improvement than a training program with a training session of once a week. Furthermore, the improvement of HS can be achieved with a high weekly frequency training.


2019 ◽  
Vol 22 (15) ◽  
pp. 2823-2834 ◽  
Author(s):  
Elnaz Daneshzad ◽  
Fahimeh Haghighatdoost ◽  
Leila Azadbakht

AbstractObjective:Dietary acid load (DAL) might contribute to change the levels of cardiometabolic risk factors; however, the results are conflicting. The present review was conducted to determine the relationship between DAL and cardiometabolic risk factors.Design:Systematic review and meta-analysis.Setting:A systematic search was conducted in electronic databases including ISI Web of Science, PubMed/MEDLINE, Scopus and Google Scholar for observational studies which assessed cardiometabolic risk factors across DAL. Outcomes were lipid profile, glycaemic factors and anthropometric indices. Effect sizes were derived using a fixed- or random-effect model (DerSimonian–Laird). Also, subgroup analysis was performed to find the probable source of heterogeneity. Egger’s test was performed for finding any publication bias.Results:Thirty-one studies were included in the current review with overall sample size of 92 478. There was a significant relationship between systolic blood pressure (SBP; weighted mean difference (WMD) = 1·74 (95 % CI 0·25, 3·24) mmHg;P= 0·022;I2= 95·3 %), diastolic blood pressure (DBP; WMD = 0·75 (95 % CI 0·07, 1·42) mmHg;P= 0·030;I2= 80·8 %) and DAL in cross-sectional studies. Serum lipids, glycaemic parameters including fasting blood sugar, glycated Hb, serum insulin, homeostatic model assessment of insulin resistance and waist circumference had no significant relationship with DAL. No publication bias was found. BMI was not associated with DAL in both cross-sectional and cohort studies.Conclusions:Higher DAL is associated with increased SBP and DBP. More studies are needed to find any relationship of DAL with lipid profile and glycaemic factors.


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