scholarly journals HIGH INTENSITY INTERVAL TRAININGS IN SCHOOLCHILDREN

2020 ◽  
Vol 15 (1) ◽  
Author(s):  
Ilma Čaprić ◽  
Mila Manić ◽  
Dušan Đorđević ◽  
Armin Zećirović ◽  
Adem Mavrić ◽  
...  

High-intensity interval training is used to improve maximum oxygen intake and aerobic functional capacity of school children. So far, it has been discovered that high-intensity interval training (HIIT) is effective in improving anaerobic capacity. Aim of the study was to determine the effectiveness and impact of HIIT training on the improvement of VO2 in schoolchildren based on a systematic review of a large number of studies that have addressed the impact of high-intensity interval training. Following electronic databases were searched: Google Scholar, PubMed, Web of Science and Research Gate, using all papers available by April 30, 2020. The following keywords were used: "high-intensity interval", "training", "HIIT", "training". The search was mostly related to English and original scientific papers from available journals. In the first phase of the search, the relevance of the titles and abstracts of the identified papers was checked. In the second phase of the search, the complete papers were downloaded and considered for inclusion. References from all collected papers were reviewed to obtain more research that studied this area. Total of 10 studies met the criteria and were included into the systematic review. High-intensity interval training leads to the improvement of VO2, VO2max, O2 and other physiological parameters in school children by applying various high-intensity interval training programs. Programs in duration of six, ten and twelve weeks lead to the improvement of physiological parameters of school children, while the seven-week program of high-interval training proved to be the best program in relation to the duration and intensity of the program. Based on the analysis and discussion of the papers observed in the systematic research, it can be concluded that, according to the duration of the program, the minimum period where VO2 and VO2max and other physiological abilities can improve is six weeks, and the usual weekly load is two to three workouts per week.

Author(s):  
Stefano Palma ◽  
Timothy Hasenoehrl ◽  
Galateja Jordakieva ◽  
Dariga Ramazanova ◽  
Richard Crevenna

Abstract Purpose To evaluate the impact of high-intensity interval training (HIIT) on health-related outcome parameters in the prehabilitation of patients diagnosed with cancer. Methods A systematic review and meta-analysis of comparative studies on HIIT in cancer prehabilitation conducted by screening standard databases from their inception to March 30, 2020. Outcomes of interest included cardiorespiratory fitness, feasibility, safety, clinical, and patient-reported outcomes. Results Of the 855 identified studies, 8 articles met the inclusion criteria (7 randomized, 1 non-randomized controlled trial) with a total of 896 patients. The study protocols were heterogeneous, but the methodological quality ranged from good to high according to PEDro scale. Meta-analysis revealed a significant improvement of peak oxygen consumption (VO2peak) achieved with HIIT compared to usual care. Furthermore, HIIT was feasible and safe, showing low risk of adverse events and positive effects on health-related outcomes in prehabilitative settings. Conclusion In the phase of prehabilitation, HIIT has potential health benefits in patients diagnosed with cancer and is feasible and safe to perform. Nonetheless, larger randomized controlled trials focusing on long-term effects (such as cancer recurrence or survival rates) are missing, to underline the potential relevance of HIIT for cancer patients.


2020 ◽  
Vol 28 (5) ◽  
pp. 798-807
Author(s):  
Christopher J. Keating ◽  
Juan Á. Párraga Montilla ◽  
Pedro Á. Latorre Román ◽  
Rafael Moreno del Castillo

High-intensity interval training (HIIT) is emerging as a safe and effective means to combat chronic diseases. The objective of this work was to perform a systematic review of the effect of HIIT interventions in an aging population. Three electronic databases were searched for randomized trials comparing the effect of HIIT and moderate-intensity continuous training in older adults. After a thorough screening process, 15 articles were identified as meeting the inclusion criteria. All studies expressed a comparable or superior effect of HIIT in cardiorespiratory fitness measures. No studies reported a lessened effect of HIIT in comparison with moderate-intensity continuous training. This systematic review demonstrates that HIIT is a useful exercise regimen, which can be used in older adults to increase cardiorespiratory fitness. More research is needed to determine the effects of HIIT in an aging, predominately female population.


2020 ◽  
Vol 17 (8) ◽  
pp. 835-839
Author(s):  
Carley O’Neill ◽  
Shilpa Dogra

Background: Low- and moderate-intensity exercise training has been shown to be effective for reducing general anxiety and anxiety sensitivity among adults with asthma. Exercise frequency and intensity have been shown to play an integral role in reducing anxiety sensitivity; however, less is known about the impact of high-intensity interval training (HIIT) on anxiety in adults with asthma. Methods: A 6-week HIIT intervention was conducted with adults with asthma. Participants completed HIIT (10% peak power output for 1 min, 90% peak power output for 1 min, repeated 10 times) 3 times per week on a cycle ergometer. Preintervention and postintervention assessments included the Anxiety Sensitivity Index-3 and the Body Sensations Questionnaire. Results: Total Anxiety Sensitivity Index-3 (PRE: 17.9 [11.8]; POST 12.4 [13], P = .002, Cohen d = 0.4, n = 20) and Body Sensations Questionnaire (PRE: 2.4 [1.0]; POST: 2.0 [0.8], P = .007, Cohen d = 0.3) improved from preintervention to postintervention. Conclusion: A 6-week HIIT intervention leads to improved anxiety among adults with asthma. Future research should determine the impact of HIIT among adults with asthma with clinical anxiety.


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