The effect of continuous training and High-Intense Interval Training at different temperatures on blood serum irisin levels of boxers

Document Type : Research Paper I Open Access I Released under (CC BY-NC 4.0) license

Authors

Department of Sports Physiology and Corrective Exercise, Faculty of Sports Sciences, Urmia University, Urmia

Abstract

Background& purpose: Irisin is a myokine that converts white adipose tissue into brown adipose tissue. This research aims to determine the effect of continuous and high-intense interval training at different temperatures on blood serum irisin in boxers.
Method: This study selected 70 male boxers with at least two years of continuous training experience and sufficient mastery in breaststroke swimming with an average age (48.3±64.27) and body mass index (24.6±67.27). Active boxing athletes were selected, and after the pre-test, they were homogeneously divided (based on irisin levels) into five groups: intense interval training in a hot environment(33°), high-intense interval training in a cold environment(7°), continuous training in hot water(25°), continuous training in cold water(13°-14°), and control were placed, and each group did their training for eight weeks and three times a week. Blood sampling was done before and after eight weeks of training, and the amount of serum irisin was measured using the ELISA method. Results were evaluated using the mixed ANOVA test and the Bonferroni post hoc test at the significance level of p˂0.05.
Results: The serum level of irisin was significantly increased in all groups (P=0.000) compared to the control group, and the highest increase in irisin compared to the control group was observed in the interval cold (P=0.000) and continuous cold groups, respectively. P = 0.000).
Conclusion: The present study shows that sports exercises increase irisin levels, and training in a cold environment can further increase them.

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Articles in Press, Accepted Manuscript
Available Online from 29 October 2024
  • Receive Date: 13 April 2024
  • Revise Date: 16 October 2024
  • Accept Date: 18 October 2024