Active recovery intervals restore initial performance after repeated sprints in swimming

2017 ◽  
Vol 18 (3) ◽  
pp. 323-331
Author(s):  
Ioannis D. Kostoulas ◽  
Argyris G. Toubekis ◽  
Thrasivoulos Paxinos ◽  
Konstantinos Volaklis ◽  
Savvas P. Tokmakidis
Retos ◽  
2016 ◽  
pp. 70-75
Author(s):  
Javier Sánchez Sánchez ◽  
Cristian Hernández Familiar ◽  
Víctor Marcos Muñoz ◽  
Alejandro González García ◽  
Alejandro Rodríguez Fernández ◽  
...  

El objetivo del estudio fue analizar el efecto de un entrenamiento con sprints lineales y con sprints que incluyen cambios de dirección (2-COD-90º), sobre el rendimiento de jugadores juveniles de fútbol que compiten en categoría provincial. Dieciséis jugadores (media ± SD: 16.7±.8 años de edad; 175.3±5.2 cm de altura; 64.4±9.4 kg de peso) fueron asignados de forma aleatoria a un grupo de entrenamiento con sprints repetidos lineales (n= 8, RSAL) ó con cambio de dirección (n=8, RSACOD). El RSAL realizaba 3 series de 10 sprints sobre 22-m, con 27-m de recuperación activa entre esfuerzos y 4-min de pausa entre series; el RSACOD realizaba 3 series de 10 sprints sobre 18-m con 2-COD-90º, con 18-m de recuperación activa y 4-min de pausa entre series. No se observaron cambios en el test RSA (8x30-m, recuperación 25-s) en ningún grupo. El entrenamiento RSAL mejoró (p <.05) el VO2max (50.99 ± 1.56 vs. 53.63 ± 2.86 ml/kg/min); mientras que el RSACOD mejoró (p <.05) en la capacidad para cambiar de dirección (13.62 ± .31 vs. 13.42 ± .32 s) y el triple salto horizontal con pierna dominante (5.87 ± .31 vs. 6.10 ± .61 m) y no dominante (5.72 ± .71vs. 6.01 ± .8 m). El entrenamiento debe contender esfuerzos lineales y con COD para obtener una mejora global en la condición física del futbolista.Abstract. The aim of the study was to analyze the effect of a linear repeated sprint training and repeated sprints including changes of direction (2-COD-90) on the performance of young soccer players competing in provincial category. Sixteen players (mean ± SD: 16.7 ± .8 years old; 175.3 ± 5.2 cm, 64.4 ± 9.4 kg) were randomly assigned to a linear repeated sprints training group (n = 8, RSAL) or change of direction group (n = 8, RSACOD). The RSAL performed 3 sets of 10 sprints over 22-m, with 27-m active recovery between workouts and 4-min rest between sets; the RSACOD performed 3 sets of 10 sprints over 18-m 2-COD-90º, with 18-m active recovery and 4-min rest between sets. No changes were observed in the RSA test (8x30-m, 25-s recovery) in either group. The RSAL training improved (p <.05) VO2max (50.99 ± 1.56 vs. 53.63 ± 2.86 ml / kg / min); while RSACOD improved (p <.05) in the ability to change direction (13.62 ± .31 vs. 13.42 ± .32 s) and horizontal triple jump with dominant leg (5.87 ± .31 vs. 6.10 ± .61 m) and nondominant (5.72 ± .71vs. 6.01 ± .8 m). The training must incorporate linear and COD efforts for an overall improvement in the physical condition of the player.


Author(s):  
Daniel Boullosa ◽  
Boris Dragutinovic ◽  
Jan-Philip Deutsch ◽  
Steffen Held ◽  
Lars Donath ◽  
...  

Background: To the authors’ knowledge, there have been no studies comparing the acute responses to “all out” efforts in concentric (isoinertial) vs. eccentric (isovelocity) cycling. Methods: After two familiarization sessions, 12 physically active men underwent the experimental protocols consisting of a 2-min warm-up and 8 maximal efforts of 5 s, separated by 55 s of active recovery at 80 rpm, in concentric vs. eccentric cycling. Comparisons between protocols were conducted during, immediately after, and 24-h post-sessions. Results: Mechanical (Work: 82,824 ± 6350 vs. 60,602 ± 8904 J) and cardiometabolic responses (mean HR: 68.8 ± 6.6 vs. 51.3 ± 5.7% HRmax, lactate: 4.9 ± 2.1 vs. 1.8 ± 0.6 mmol/L) were larger in concentric cycling (p < 0.001). The perceptual responses to both protocols were similarly low. Immediately after concentric cycling, vertical jump was potentiated (p = 0.028). Muscle soreness (VAS; p = 0.016) and thigh circumference (p = 0.045) were slightly increased only 24-h after eccentric cycling. Serum concentrations of CK, BAG3, and MMP-13 did not change significantly post-exercise. Conclusions: These results suggest the appropriateness of the eccentric cycling protocol used as a time-efficient (i.e., ~60 kJ in 10 min) and safe (i.e., without exercise-induced muscle damage) alternative to be used with different populations in future longitudinal interventions.


Author(s):  
Jessica N. Hinojosa ◽  
Christopher M. Hearon ◽  
Robert J. Kowalsky

Sports ◽  
2021 ◽  
Vol 9 (3) ◽  
pp. 34
Author(s):  
Laura Hottenrott ◽  
Martin Möhle ◽  
Alexander Ide ◽  
Sascha Ketelhut ◽  
Oliver Stoll ◽  
...  

Due to physiological and anatomical sex differences, there are variations in the training response, and the recovery periods following exercise may be different. High-intensity interval training (HIIT) protocols are well-suited to differentially investigate the course of recovery. This study was conducted to determine sex-specific differences in the recovery following HIIT intervals interspersed with recovery phases of different lengths. Methods: Well-trained cyclists and triathletes (n = 11 females, n = 11 males) participated in this study. There were no significant sex differences in maximal heart rate (HR), relative peak power to body mass and fat-free mass, training volume, and VO2max-percentiles (females: 91.8 ± 5.5 %, males: 94.6 ± 5.4 %). A 30 s Wingate test was performed four times, separated by different active recovery periods (1, 3, or 10 min). Lactate, HR, oxygen uptake, and subjective rating of exertion and recovery were determined. Results: For the recovery time of three and ten minutes, men showed significantly higher lactate concentrations (p = 0.04, p = 0.004). Contrary, HR recovery and subjective recovery were significant slower in women than in men. Conclusion: During HIIT, women may be more resistant to fatigue and have a greater ability to recover metabolically, but have a slower HR and subjective recovery.


Author(s):  
José Manuel García-De Frutos ◽  
Fco. Javier Orquín-Castrillón ◽  
Pablo Jorge Marcos-Pardo ◽  
Jacobo Á. Rubio-Arias ◽  
Alejandro Martínez-Rodríguez

High-Intensity Interval Training (HIIT) is described as a succession of short duration and maximum or near-maximum intensity efforts, alternated by recovery periods during which exercise continues at a lower intensity (active recovery) or is interrupted (passive recovery). Our objective was to evaluate the acute responses of three HIIT protocols of different work/rest interval times over the total time of the session, with self-selectable load and up to exhaustion, “all out”.The sample was composed of 22 male participants (n = 22) between 19 and 24 years old. The HIIT protocol consisted of one of the three HIIT protocols, of 30, 60 and 90 s density ratio 1:1 and with passive rest, with a total exercise duration of 10 min. The test was performed in a cycloergometer set in workload mode independent of the pedaling frequency. The comparison of the three HIIT protocols shows that the duration of the work/rest intervals, starting from 30 s of work, in the cycloergometer, there are no significant differences in the levels of lactate concentration in the blood, nor in the heart rate, since a similar amount is obtained in the three protocols. The percentage of maximum power developed reached in each HIIT protocol is related to the duration of the working intervals.


2013 ◽  
Vol 2013 ◽  
pp. 1-5 ◽  
Author(s):  
Rhys M. Jones ◽  
Christian C. Cook ◽  
Liam P. Kilduff ◽  
Zoran Milanović ◽  
Nic James ◽  
...  

Aim. The aim of the present study was to investigate the relationship between maximal aerobic capacity () and repeated sprint ability (RSA) in a group of professional soccer players.Methods. Forty-one professional soccer players (age  yrs, height  cm, weight  kg) were required to perform tests to assess RSA and on two separate days with at least 48 hr rest between testing sessions. Each player performed a treadmill test to determine their and a test for RSA involving the players completing  m sprints (turn after 20 m) with 20 s active recovery between each sprint.Results. There was a significant negative correlation between body mass normalised and mean sprint time () (; ) and total sprint time () (, ).Conclusion. Results of the current study indicate that is one important factor aiding soccer players in the recovery from repeated sprint type activities.


2016 ◽  
Vol 11 (8) ◽  
pp. 1060-1066 ◽  
Author(s):  
Thimo Wiewelhove ◽  
Christian Raeder ◽  
Tim Meyer ◽  
Michael Kellmann ◽  
Mark Pfeiffer ◽  
...  

Purpose:To investigate the effect of repeated use of active recovery during a 4-d shock microcycle with 7 high-intensity interval-training (HIT) sessions on markers of fatigue. Methods:Eight elite male junior tennis players (age 15.1 ± 1.4 y) with an international ranking between 59 and 907 (International Tennis Federation) participated in this study. After each training session, they completed 15 min of either moderate jogging (active recovery [ACT]) or passive recovery (PAS) with a crossover design, which was interrupted by a 4-mo washout period. Countermovement-jump (CMJ) height, serum concentration of creatine kinase (CK), delayed-onset muscle soreness (DOMS), and perceived recovery and stress (Short Recovery and Stress Scale) were measured 24 h before and 24 h after the training program. Results:The HIT shock microcycle induced a large decrease in CMJ performance (ACT: effect size [ES] = –1.39, P < .05; PAS: ES = –1.42, P < .05) and perceived recovery (ACT: ES = –1.79, P < .05; PAS: ES = –2.39, P < .05), as well as a moderate to large increase in CK levels (ACT: ES = 0.76, P > .05; PAS: ES = 0.81, P >.05), DOMS (ACT: ES = 2.02, P < .05; PAS: ES = 2.17, P < .05), and perceived stress (ACT: ES = 1.98, P < .05; PAS: ES = 3.06, P < .05), compared with the values before the intervention. However, no significant recovery intervention × time interactions or meaningful differences in changes were noted in any of the markers between ACT and PAS. Conclusions:Repeated use of individualized ACT, consisting of 15 min of moderate jogging, after finishing each training session during an HIT shock microcycle did not affect exercise-induced fatigue.


2015 ◽  
Vol 309 (4) ◽  
pp. R389-R398 ◽  
Author(s):  
Llion A. Roberts ◽  
Makii Muthalib ◽  
Jamie Stanley ◽  
Glen Lichtwark ◽  
Kazunori Nosaka ◽  
...  

Cold water immersion (CWI) and active recovery (ACT) are frequently used as postexercise recovery strategies. However, the physiological effects of CWI and ACT after resistance exercise are not well characterized. We examined the effects of CWI and ACT on cardiac output (Q̇), muscle oxygenation (SmO2), blood volume (tHb), muscle temperature (Tmuscle), and isometric strength after resistance exercise. On separate days, 10 men performed resistance exercise, followed by 10 min CWI at 10°C or 10 min ACT (low-intensity cycling). Q̇ (7.9 ± 2.7 l) and Tmuscle (2.2 ± 0.8°C) increased, whereas SmO2 (−21.5 ± 8.8%) and tHb (−10.1 ± 7.7 μM) decreased after exercise ( P < 0.05). During CWI, Q̇ (−1.1 ± 0.7 l) and Tmuscle (−6.6 ± 5.3°C) decreased, while tHb (121 ± 77 μM) increased ( P < 0.05). In the hour after CWI, Q̇ and Tmuscle remained low, while tHb also decreased ( P < 0.05). By contrast, during ACT, Q̇ (3.9 ± 2.3 l), Tmuscle (2.2 ± 0.5°C), SmO2 (17.1 ± 5.7%), and tHb (91 ± 66 μM) all increased ( P < 0.05). In the hour after ACT, Tmuscle, and tHb remained high ( P < 0.05). Peak isometric strength during 10-s maximum voluntary contractions (MVCs) did not change significantly after CWI, whereas it decreased after ACT (−30 to −45 Nm; P < 0.05). Muscle deoxygenation time during MVCs increased after ACT ( P < 0.05), but not after CWI. Muscle reoxygenation time after MVCs tended to increase after CWI ( P = 0.052). These findings suggest first that hemodynamics and muscle temperature after resistance exercise are dependent on ambient temperature and metabolic demands with skeletal muscle, and second, that recovery of strength after resistance exercise is independent of changes in hemodynamics and muscle temperature.


2004 ◽  
Vol 96 (2) ◽  
pp. 668-673 ◽  
Author(s):  
Thad E. Wilson ◽  
Robert Carter ◽  
Michael J. Cutler ◽  
Jian Cui ◽  
Michael L. Smith ◽  
...  

The purpose of this study was to identify whether baroreceptor unloading was responsible for less efficient heat loss responses (i.e., skin blood flow and sweat rate) previously reported during inactive compared with active recovery after upright cycle exercise (Carter R III, Wilson TE, Watenpaugh DE, Smith ML, and Crandall CG. J Appl Physiol 93: 1918-1929, 2002). Eight healthy adults performed two 15-min bouts of supine cycle exercise followed by inactive or active (no-load pedaling) supine recovery. Core temperature (Tcore), mean skin temperature (Tsk), heart rate, mean arterial blood pressure (MAP), thoracic impedance, central venous pressure ( n = 4), cutaneous vascular conductance (CVC; laser-Doppler flux/MAP expressed as percentage of maximal vasodilation), and sweat rate were measured throughout exercise and during 5 min of recovery. Exercise bouts were similar in power output, heart rate, Tcore, and Tsk. Baroreceptor loading and thermal status were similar during trials because MAP (90 ± 4, 88 ± 4 mmHg), thoracic impedance (29 ± 1, 28 ± 2 Ω), central venous pressure (5 ± 1, 4 ± 1 mmHg), Tcore (37.5 ± 0.1, 37.5 ± 0.1°C), and Tsk (34.1 ± 0.3, 34.2 ± 0.2°C) were not significantly different at 3 min of recovery between active and inactive recoveries, respectively; all P > 0.05. At 3 min of recovery, chest CVC was not significantly different between active (25 ± 6% of maximum) and inactive (28 ± 6% of maximum; P > 0.05) recovery. In contrast, at this time point, chest sweat rate was higher during active (0.45 ± 0.16 mg·cm-2·min-1) compared with inactive (0.34 ± 0.19 mg·cm-2·min-1; P < 0.05) recovery. After exercise CVC and sweat rate are differentially controlled, with CVC being primarily influenced by baroreceptor loading status while sweat rate is influenced by other factors.


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