The Effect of an Aerobic Interval Training Program on Intermittent Anaerobic Performance

1995 ◽  
Vol 20 (4) ◽  
pp. 452-464 ◽  
Author(s):  
Milena C. Gaiga ◽  
David Docherty

The effects of a 9-week aerobic interval training program on anaerobic intermittent performance were investigated. Intermittent work consisted of four repeat 30-sec maximal efforts on a cycle ergometer (Wingate test) with 3-min recovery intervals. Thirteen men trained 3 days a week on the cycle ergometer, completing 3-min work-to-rest intervals and progressing from 5 to 10 reps. Relative and absolute values of aerobic power increased significantly for the training group (p <.05). No significant change was observed for the control group (n = 11). The training group demonstrated significant increases in the four anaerobic variables of short-term peak power (SPP), short-term anaerobic capacity (SAC), intermediate-term peak power (IPP), and total work (TW), and across the four 30-sec maximal repeats for anaerobic performance (T1-T4) (p <.05). Greater percentages of increase occurred for IPP and TW, especially during Repeats 3 and 4. The control group only demonstrated a significant increase in SPP for Repeat 3. These data suggest that the type of interval training program used in the study increased aerobic power and also enhanced performance in repeated high intensity, short duration work. Key words: short-term peak power, intermediate-term peak power, total work

Circulation ◽  
2007 ◽  
Vol 116 (suppl_16) ◽  
Author(s):  
Birgitta Blakstad Nilsson ◽  
Arne Westheim ◽  
May Arna Risberg

Introduction : Exercise training has been shown to improve exercise tolerance (ET) and quality of life (QoL) in patients with chronic heart failure (CHF). However, the long-term effects of training programs are very spare. We hypothesized that a 4 months group-based aerobic interval-training program would improve ET and QoL in patients with CHF, and after follow-up without supervised exercise training. Methods : Eighty consecutive patients with stable CHF (mean age 70 ± 7.9 years, 63 males), in New York Heart Association-class II-IIIB were randomized to training (n=40) and control (n=40). The ejection fraction was 30.2 % ± 7.6 in the training group and 30.8% ± 9.4 in the control group. All were on optimal medical treatment (93% on beta-blockers and 98% on ACEI inhibitors or A2 receptor blockers at baseline). The training group exercised in a group-based aerobic interval-training model for 50 min, two times a week for 16 weeks. For the next 8 months they only got individual advices to exercise on their own. During the exercise period the patients had 4 consultations with a CHF nurse, including diatory advices, medication adherences, symptom monitoring and social support. In the follow-up period, the patients had 2 consultations with a CHF nurse. The control group received standard medical treatment without additional exercise training. The effects were evaluated by: bicycle ergometer test; 6-minute walk test and Minnesota Living with Heart Failure Questionnaire. Results: After 4 months, both exercise time (+19.2%, p=0.001), workload (+14%, p=0.001) and walking distance (+18%, p<0.001) had increased significantly in the exercise group without any change in the control group. QoL showed a significant improvement (p<0.05), with a mean difference of -12.1 points in the exercise group and no difference in the control group. After 12 months the differences were still significant for all parameters (exercise time, +19.8%, p=0.003, work load; +16%, p=0.001, walking distance; +17%, p<0.001) and QoL with a mean difference of -11.7 points in the exercise group and +5.2 in the control group, p=0.002. Conclusions: Our results support the implementation of a group-based aerobic interval-training program, to improve both ET and QoL in patients with CHF.


Medicina ◽  
2019 ◽  
Vol 55 (9) ◽  
pp. 532
Author(s):  
Laís Manata Vanzella ◽  
Denise Brugnoli Balbi Dagostinho ◽  
Maria Paula Ferreira de Figueiredo ◽  
Carlos Iván Mesa Castrillón ◽  
Jayme Netto Junior ◽  
...  

Background: Metabolic syndrome (MetS) influences the autonomic modulation, increasing the risk of cardiovascular events, which demands the identification of effective treatments for this population. Considering this, the study has the objective of evaluating the effects of periodized aerobic interval training (AIT) on geometrical methods of heart rate variability (HRV) on individuals with MetS. Methods: 52 individuals with MetS were considered for analysis. They were divided into two groups: aerobic interval training group (AITG; n = 26) and control group (CG; n = 26). The AITG performed 16 weeks of periodized AIT. For HRV analysis, the heart rate was recorded beat-by-beat at the beginning and the end of the AIT program and geometrical methods were used for analysis. Results: significant increase was observed for triangular index (RRtri, −1.25 ± 0.58 vs. 1.41 ± 0.57), standard deviation of distances from diagonal to points (SD1, −0.13 ± 1.52 vs. 4.34 ± 1.49), and standard deviation of distances from points to lines (SD2, −2.14 ± 3.59 vs. 11.23 ± 3.52) on AITG compared to CG. Significant differences were not observed for triangular interpolation of normal heartbeats interval histogram (TINN, −4.05 ± 17.38 vs. 25.52 ± 17.03) and SD1/SD2 ratio (0.03 ± 0.02 vs. 0.00 ± 0.02). Qualitative analysis of the Poincaré plot identified increase on dispersion of both short and long-term intervals between successive heartbeats (RR interval) on AITG after the AIT program. Conclusion: geometric indices of HRV suggest an increase in cardiac autonomic modulation in individuals with MetS after 16 weeks of periodized AIT.


1998 ◽  
Vol 10 (2) ◽  
pp. 110-122 ◽  
Author(s):  
Glen E. Duncan ◽  
Edward T. Howley

Metabolic and perceptual responses to cycle training were investigated in children in a training group (TG, N = 10) and control group (CG, N = 13). Prior to training, aerobic power (VO2peak) was assessed, and children performed submaximal exercise at graded power outputs. Substrate use was calculated for each level using the respiratory exchange ratio (RER) and metabolic rate, and ratings of perceived exertion (RPE) were obtained to estimate perceptual effort. Training consisted of 12 sessions (three 10-min work bouts 3 times/week, 50% VO2peak) on a cycle ergometer. After 4 weeks, RER and RPE were reevaluated at the same absolute intensities. Overall difference scores indicated a decrease in RER and RPE in the TG and an increase in RER with * no change in RPE in the CG. These data demonstrate that short-term cycle training in children results in enhanced fat use and diminished perception of effort during submaximal exercise.


2018 ◽  
Vol 7 (1) ◽  
pp. 63-76 ◽  
Author(s):  
Ani Agopyan ◽  
Nurper Ozbar ◽  
Seda Nur Ozdemir

ABSTRACT: Introduction and objectives: Elastic resistance has been commonly used in the therapeutic and fitness setting. However, the effects of a strength training program using elastic resistance exercises to the explosive power and spike speed, which are very important elements for successful volleyball practice, has not been clearly demonstrated. Therefore, the aim of this study was to establish the effects of 8-week Thera-Band training protocols on the development of spike speed, counter movement jump (CMJ) height, peak power and speed of upper limb performance of young female volleyball players. Methods: The participants consists of 20 competitive female volleyball players who regularly train at the same team and aged 15-17 years (age 16.2 ± 0.7 years). All the players were tested for spike speed, CMJ height, peak power and speed of upper limb performances before and after 8-week training program. The players were divided into Thera-Band Training Group (TTG; n=10) and Control Group (CG; n=10). Both groups continued technical and tactical volleyball training together 3 days (120 min.d.-1) a week. Additionally, TTG attended Thera-Band training program through 8-week, 2 days per week and 2 sessions (60 min.d.-1). Results: The findings of the study showed significant change in CMJ height, peak power and spike speed at the end of 8-week. TTG significantly (p ≤ .001) improved CMJ height, peak power and spike speed, whereas the CG showed significant changes only CMJ height and peak power (p ≤ .05) at the end of 8-week. The effect of resistance exercises was significantly higher as compared to the control group (p < .05). Results demonstrated that the TTG players showed greater improvements in CMJ height (d = 1.31, moderate effect size), and spiking speed (d = 2.93, large effect size) performance than CG. Conclusion: It can be concluded that supervised  Thera-Band training contributed development of the performance of spike speed mostly and CMJ height and peak power of lower extremities in young female volleyball players. Due to its effectiveness on muscular performance, the Thera-Band training model can be recommended to the coaches and players in additional to the regular technical training.


2017 ◽  
Vol 8 (1) ◽  
pp. 61-67 ◽  
Author(s):  
Amit Batra ◽  
Marek Zatoń

Purpose. The purpose of the study was to investigate the effects of high-intensity interval training on anaerobic capacity in taekwondo athletes. Materials and methods. The study recruited 20 male International Taekwondo Federation-style practitioners that were randomly divided into an experimental (n=10) and a control (n=10) group. The control group (C) executed a regular training protocol (five 90-min sessions per week) involving traditional TKD methods and techniques for 8 weeks. During the same timeframe, the experimental group (E) followed the same TKD training regime as group C except two of the five sessions were substituted with interval training-based TKD exercise involving 30 s of maximal kicking drills (round middle kick) separated by 90 s of rest. Anaerobic capacity and power were measured pre- and post-training by the 30-s Wingate cycle ergometer test. Results. Post-training values of peak power, total work output, and time of sustained peak power increased only in group E. Group E was also characterized by a significant post-training increase in minute ventilation (VE) and blood lactate (LA-). No significant changes were observed in group C. Connlusions. The inclusion of interval training-based exercise significantly enhanced anaerobic power and capacity in taekwondo practitioners.


Author(s):  
Shahnaz Hasan ◽  
Gokulakannan Kandasamy ◽  
Danah Alyahya ◽  
Asma Alonazi ◽  
Azfar Jamal ◽  
...  

The main objectives of this study were to evaluate the short-term effects of resisted sprint and plyometric training on sprint performance together with lower limb physiological and functional performance in collegiate football players. Ninety collegiate football players participated in this three-arm, parallel group randomized controlled trial study. Participants were randomly divided into a control group and two experimental groups: resisted sprint training (RST) (n = 30), plyometric training (PT) (n = 30), and a control group (n = 30). Participants received their respective training program for six weeks on alternate days. The primary outcome measures were a knee extensor strength test (measured by an ISOMOVE dynamometer), a sprint test and a single leg triple hop test. Measurements were taken at baseline and after 6 weeks post-training. Participants, caregivers, and those assigning the outcomes were blinded to the group assignment. A mixed design analysis of variance was used to compare between groups, within-group and the interaction between time and group. A within-group analysis revealed a significant difference (p < 0.05) when compared to the baseline with the 6 weeks post-intervention scores for all the outcomes including STN (RST: d = 1.63; PT: d = 2.38; Control: d = 2.26), ST (RST: d = 1.21; PT: d = 1.36; Control: d = 0.38), and SLTHT (RST: d = 0.76; PT: d = 0.61; Control: d = 0.18). A sub-group analysis demonstrated an increase in strength in the plyometric training group (95% CI 14.73 to 15.09, p = 0.00), an increase in the single leg triple hop test in the resisted sprint training group (95% CI 516.41 to 538.4, p = 0.05), and the sprint test was also improved in both experimental groups (95% CI 8.54 to 8.82, p = 0.00). Our findings suggest that, during a short-term training period, RST or PT training are equally capable of enhancing the neuromechanical capacities of collegiate football players. No adverse events were reported by the participants.


2021 ◽  
Vol 11 (1) ◽  
Author(s):  
Xiangfei Hong ◽  
You Chen ◽  
Jijun Wang ◽  
Yuan Shen ◽  
Qingwei Li ◽  
...  

AbstractWorking memory (WM) is a fundamental cognitive function that typically declines with age. Previous studies have shown that targeted WM training has the potential to improve WM performance in older adults. In the present study, we investigated whether a multi-domain cognitive training program that was not designed to specifically target WM could improve the behavioral performance and affect the neural activity during WM retrieval in healthy older adults. We assigned healthy older participants (70–78 years old) from a local community into a training group who completed a 3-month multi-domain cognitive training and a control group who only attended health education lectures during the same period. Behavioral and electroencephalography (EEG) data were recorded from participants while performing an untrained delayed match or non-match to category task and a control task at a pre-training baseline session and a post-training follow-up session. Behaviorally, we found that participants in the training group showed a trend toward greater WM performance gains than participants in the control group. Event-related potential (ERP) results suggest that the task-related modulation of P3 during WM retrieval was significantly enhanced at the follow-up session compared with the baseline session, and importantly, this enhancement of P3 modulation was only significant in the training group. Furthermore, no training-related effects were observed for the P2 or N2 component during WM retrieval. These results suggest that the multi-domain cognitive training program that was not designed to specifically target WM is a promising approach to improve WM performance in older adults, and that training-related gains in performance are likely mediated by an enhanced modulation of P3 which might reflect the process of WM updating.


2018 ◽  
Vol 25 (4) ◽  
pp. 15-20 ◽  
Author(s):  
Kamil Michalik ◽  
Szymon Glinka ◽  
Natalia Danek ◽  
Marek Zatoń

Abstract Introduction. So far there have been few studies on the effect of interval training with active recovery aimed at increasing aerobic power on the physical capacity of long-distance runners. Unlike standard interval training, this particular type of interval training does not include passive rest periods but combines high-intensity training with low-intensity recovery periods. The aims of the study were to determine the effect of aerobic power training implemented in the form of interval training with active recovery on the physical capacity of amateur long-distance runners as well as to compare their results against those of a group of runners who trained in a traditional manner and only performed continuous training. Material and methods. The study involved 12 recreational male long-distance runners, who were randomly divided into two groups, consisting of 6 persons each. Control group C performed continuous training 3 times a week (for 90 minutes, with approximately 65-85% VO2max). Experimental group E participated in one training session similar to the one implemented in group C and additionally performed interval training with active recovery twice a week. The interval training included a 20-minute warm-up and repeated running sprints of maximum intensity lasting 3 minutes (800-1,000 m). Between sprints, there was a 12-minute bout of running with an intensity of approximately 60-70% VO2max. The time of each repetition was measured, and the first one was treated as a benchmark in a given training unit. If the duration of a subsequent repetition was 5% shorter than that of the initial repetition, the subjects underwent a 15-minute cool-down period. A progressive treadmill test was carried out before and after the 7-week training period. The results were analysed using non-parametric statistical tests. Results. VO2max increased significantly both in group E (p < 0.05; d = 0.86) and C (p < 0.05; d = 0.71), and there was an improvement in effort economy at submaximal intensity. Although the differences were not significant, a much greater change in the post-exercise concentrations of lactate and H+ ions was found in group E. Conclusions. The study showed that interval training with active recovery increased VO2max in amateur runners with higher initial physical capacity and stimulated adaptation to metabolic acidosis more than continuous training.


Author(s):  
Saeedeh Shadmehri ◽  
Mohammad Sherafati Moghadam ◽  
Farhad Daryanoosh ◽  
Shiva Jahani Golbar ◽  
Nader Tanideh

Introduction: The mTOR pathway in skeletal muscle plays a very important role in the protein synthesis process, which plays a very important role in proteins. The role of endurance exercise has not yet been studied in this important pathway in protein synthesis in people with type 2 diabetes. The purpose of the present study was to investigate the effect of 8 weeks endurance training on the content of total and phosphorylated AKT1, mTOR, P70S6K1 and 4E-BP1 in skeletal muscle FHL of rats with type 2 diabetes. Methods: In this experimental study, 16 Sprague-Dawely male rats with average weight of 270±20 were selected and randomly divided into two groups: control (n=8) and endurance training (n=8). The training group exercised according to the training program 4 days a week for 8 weeks. While the control group had no training program. T-test and SPSS V-19 were used to analyze the data. Results: There was not observed any significant difference in the content of total (P=0.58) and phosphorylated (P=0.33) AKT1, total (P=0.47) and phosphorylated (P=0.78) mTOR, total (P=0.24) and phosphorylated (P=0.12) P70S6K1 and total (P=0.45) and phosphorylated (P=0.48) 4E-BP1 proteins in the endurance training group compared to the control group. Conclusion: Endurance training for 8 weeks could not increase the total and phosphorylated content proteins of the present study; therefore, it cannot lead to protein synthesis or muscle hypertrophy through mTORC1 pathway.


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