International journal of sports physiology and performance最新文献

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Female Athlete Sport Science Versus Applied Practice: Bridging the Gap. 女运动员运动科学与应用实践:缩小差距。
IF 3.5 2区 医学
International journal of sports physiology and performance Pub Date : 2024-09-04 Print Date: 2024-12-01 DOI: 10.1123/ijspp.2023-0390
Richard J Burden, Anita Biswas, Anthony C Hackney
{"title":"Female Athlete Sport Science Versus Applied Practice: Bridging the Gap.","authors":"Richard J Burden, Anita Biswas, Anthony C Hackney","doi":"10.1123/ijspp.2023-0390","DOIUrl":"10.1123/ijspp.2023-0390","url":null,"abstract":"<p><strong>Background: </strong>Female-specific science, medicine, and innovation have grown steadily since the turn of the decade as the focus on female sport continues to advance. While this growth is welcome, and despite the best of intentions, it is not always coupled with valuable application.</p><p><strong>Purpose: </strong>This commentary discusses barriers faced when developing and applying sport-science research and innovation activities in female sport. We offer several practical solutions to help safeguard the progress of female athlete health and performance support. We make 3 suggestions: (1) multicenter studies to increase the number of elite athletes participating in research and enhance statistical power, which is often lacking in sport-science research; (2) further acceptance of case studies in elite sport research, as they can include context alongside athlete data that more traditional research designs perhaps do not; and (3) collaborative, codesigned approaches to research and innovation, wherein researchers, practitioners, and athletes all contribute to balancing scientific rigor with applied \"real-world\" understanding, which may result in the generation of richer, more meaningful knowledge for the benefit of female athletes and their environments.</p>","PeriodicalId":14295,"journal":{"name":"International journal of sports physiology and performance","volume":" ","pages":"1518-1521"},"PeriodicalIF":3.5,"publicationDate":"2024-09-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142132689","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The Effect of Water Dousing on Heat Strain and Performance During Endurance Running in the Heat. 浇水对高温下耐力跑的热应变和表现的影响
IF 3.5 2区 医学
International journal of sports physiology and performance Pub Date : 2024-09-04 Print Date: 2024-11-01 DOI: 10.1123/ijspp.2024-0044
Mitchell Anderson, Clint Bellenger, Georgia K Chaseling, Samuel Chalmers
{"title":"The Effect of Water Dousing on Heat Strain and Performance During Endurance Running in the Heat.","authors":"Mitchell Anderson, Clint Bellenger, Georgia K Chaseling, Samuel Chalmers","doi":"10.1123/ijspp.2024-0044","DOIUrl":"10.1123/ijspp.2024-0044","url":null,"abstract":"<p><strong>Objectives: </strong>Assess the effect of water dousing on heat strain and performance during self- and fixed-paced exercise in the heat.</p><p><strong>Design: </strong>Crossover, block-randomized controlled trial.</p><p><strong>Methods: </strong>Thirteen trained runners completed a 10-km time trial (TT) and 60-minute fixed-pace run (60% velocity of V˙O2max) in a 30.4 °C, 47.4% relative humidity environment using either water dousing (DOUSE) or no dousing (CON).</p><p><strong>Results: </strong>Ten-kilometer TT performance was faster in DOUSE compared to CON (44:11 [40:48, 47:34] vs 44:38 [41:21, 47:56] min:s; P = .033). Change in core temperature (Tc) was not different between groups during the TT (+0.02 [-0.04, 0.07] °C in DOUSE; P = .853) or fixed-pace run (+0.02 [-0.15, 0.18] °C; P = .848). Change in mean skin temperature was lower in DOUSE during the TT (-1.80 [-2.15, -1.46] °C; P < .001) and fixed-pace run (-1.38 [-1.81, -0.96] °C; P < .001). Heart rate was lower for DOUSE during the fixed-pace run (-3.5 [-6.8, -0.2] beats/min; P = .041) but not during the TT (-0.2 [-2.5, 2.1] beats/min; P = .853). Thermal sensation was lower for DOUSE during the TT (-49.3 [-72.1, -26.1] mm; P < .001) and fixed-pace run (-44.7 [-59.7, -29.6] mm; P < .001). Rating of perceived exertion was not different between groups for the TT (-0.2 [-0.7, 0.3]; P = .390) or fixed-pace run (-0.2 [-0.8, 0.4]; P = .480). Sweat rate was lower for DOUSE for the TT (-0.37 [-0.53, -0.22] L/h; P < .001) and fixed-pace run (-0.37 [-0.48, -0.26] L/h; P < .001).</p><p><strong>Conclusion: </strong>Water dousing improves 10-km TT performance in the heat but does not affect Tc. The positive change in thermal perception (via lower skin temperature) during the TT likely drives this benefit.</p>","PeriodicalId":14295,"journal":{"name":"International journal of sports physiology and performance","volume":" ","pages":"1291-1298"},"PeriodicalIF":3.5,"publicationDate":"2024-09-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142132693","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Sleep, Fatigue, and Recovery Profiles of the Longest Solo Unsupported One-Way Polar Ski Journey Across Antarctica. 最长的单人无支撑单程极地滑雪穿越南极洲之旅的睡眠、疲劳和恢复情况。
IF 3.5 2区 医学
International journal of sports physiology and performance Pub Date : 2024-08-30 Print Date: 2024-11-01 DOI: 10.1123/ijspp.2024-0171
Volker Scheer, Harpreet Chandi, Encarna Valero, Mabliny Thuany, Beat Knechtle, Mathias Steinach
{"title":"Sleep, Fatigue, and Recovery Profiles of the Longest Solo Unsupported One-Way Polar Ski Journey Across Antarctica.","authors":"Volker Scheer, Harpreet Chandi, Encarna Valero, Mabliny Thuany, Beat Knechtle, Mathias Steinach","doi":"10.1123/ijspp.2024-0171","DOIUrl":"10.1123/ijspp.2024-0171","url":null,"abstract":"<p><strong>Purpose: </strong>Antarctic expeditions are exceptional physiological challenges. Sleep plays a critical role in athletic performance, recovery, and wellness, with sleep disturbances having a negative impact on health and performance.</p><p><strong>Methods: </strong>The authors investigated sleep, fatigue, and recovery profiles of the longest solo unsupported one-way polar ski journey across Antarctica. A 33-year-old woman covered 1484.53 km from Hercules Inlet to the South Pole, finishing at the Ross Ice Shelf, in 70 days and 16 hours. Questionnaires on sleep (Pittsburgh Insomnia Rating Scale and Karolinska Sleepiness Scale), fatigue (Subjective Assessment of Fatigue), recovery (Total Quality Recovery), and wellness were completed at different time points (before, during, and after the expedition).</p><p><strong>Results: </strong>Average daily sleep time was between 4 and 5 hours, increasing to 7 hours for the final part of the expedition. Satisfaction of sleep and lack of energy deteriorated as the expedition progressed, alongside signs of clinical insomnia. Fatigue and muscle soreness increased with increasing milage, with extreme levels and very poor recovery toward the end of the expedition. Despite this, the adventurer continued to perform on extremely high levels. Postexpedition scores returned to baseline, demonstrating the incredible adaptation and ability to recovery. The postexpedition interview showed that prior experience of an Antarctic expedition may have prepared the athlete and made her more resilient for this challenge.</p><p><strong>Conclusions: </strong>The data provide unique insights into Antarctic expeditions and may help us understand the limits of human performance when planning future expeditions of this nature. Female athletes are capable of extreme challenges, breaking established performance boundaries.</p>","PeriodicalId":14295,"journal":{"name":"International journal of sports physiology and performance","volume":" ","pages":"1328-1333"},"PeriodicalIF":3.5,"publicationDate":"2024-08-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142107385","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The Effect of Ischemic Preconditioning on Tennis Exercise Performance and the Recovery Subsequent to a Simulated Tennis Match: A Randomized Controlled Trial. 缺血预处理对网球运动表现和模拟网球比赛后恢复的影响:随机对照试验
IF 3.5 2区 医学
International journal of sports physiology and performance Pub Date : 2024-08-28 Print Date: 2024-11-01 DOI: 10.1123/ijspp.2023-0537
Zekun Xin, Yuxuan Shi, Ying Wu
{"title":"The Effect of Ischemic Preconditioning on Tennis Exercise Performance and the Recovery Subsequent to a Simulated Tennis Match: A Randomized Controlled Trial.","authors":"Zekun Xin, Yuxuan Shi, Ying Wu","doi":"10.1123/ijspp.2023-0537","DOIUrl":"10.1123/ijspp.2023-0537","url":null,"abstract":"<p><strong>Purpose: </strong>The purpose of this study was to investigate the effects of acute ischemic preconditioning (IPC) on tennis skill and physical exercise performance, as well as to explore whether 7-day repeated IPC (RIPC) accelerated fatigue recovery after a simulated tennis match.</p><p><strong>Methods: </strong>Twenty-nine male tennis-specific current students were randomly allocated into 1 of 2 groups: SHAM (n = 14, 3 × 5 min at 20 mm Hg) and IPC (n = 15, 3 × 5 min at 220 mm Hg). Participants in both groups engaged in acute IPC and RIPC interventions. After the first acute IPC intervention, assessments were conducted to evaluate tennis-specific skills and overall physical exercise capacity. Following completion of chronic RIPC interventions, all participants competed in a simulated tennis match specifically designed to induce fatigue. To evaluate recovery from this induced fatigue, physical exercise capacity tests were conducted at 24 and 48 hours postmatch, allowing for an assessment of the participants' recovery capabilities over time.</p><p><strong>Results: </strong>After the first acute intervention, notable differences were observed between the IPC and SHAM groups in their performance on the repeated-sprint ability test. Specifically, the total times recorded were significantly shorter in the IPC group compared with the SHAM group (IPC: 109.05 [2.70] vs SHAM: 114.57 [7.45] s, P = .012), and this trend was also reflected in their best times (IPC: 4.20 [0.18] s vs SHAM: 4.39 [0.30] s, P = .042), indicating an immediate benefit of the IPC intervention on sprint performance. After a 7-day RIPC intervention, significant changes were noted in the SHAM group's performance metrics postmatch. There was an increase (P < .001) in fatigue index from 22% (8%) to 30% (9%) during repeated-sprint ability test and a decrease in serve speed from 120.2 (17.5) to 106.7 (13.0) km/h (P = .002) and knee peek torque from 196.0 (49.0) to 162.7 (39) N (extension, 60°/s, P < .001) in the SHAM group 24 hours postmatch, relative to the IPC group. Moreover, compared with the SHAM group, the IPC group showed a lower rate of perceived exertion during the match (P < .001) and a decrease in visual analog scale score (P = .026) 24 hours postmatch, suggesting enhanced recovery and reduced perception of pain relative to the SHAM group.</p><p><strong>Conclusion: </strong>IPC could serve as a strategy to generate an ergogenic effect and recovery during training and competition.</p>","PeriodicalId":14295,"journal":{"name":"International journal of sports physiology and performance","volume":" ","pages":"1264-1274"},"PeriodicalIF":3.5,"publicationDate":"2024-08-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142107386","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Optimizing Athletic Performance Through Brain Endurance Training. 通过大脑耐力训练优化运动表现。
IF 3.5 2区 医学
International journal of sports physiology and performance Pub Date : 2024-08-28 Print Date: 2024-10-01 DOI: 10.1123/ijspp.2024-0278
Bart Roelands, Špela Bogataj
{"title":"Optimizing Athletic Performance Through Brain Endurance Training.","authors":"Bart Roelands, Špela Bogataj","doi":"10.1123/ijspp.2024-0278","DOIUrl":"10.1123/ijspp.2024-0278","url":null,"abstract":"","PeriodicalId":14295,"journal":{"name":"International journal of sports physiology and performance","volume":" ","pages":"973-974"},"PeriodicalIF":3.5,"publicationDate":"2024-08-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142107384","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Third-Man-Passing Small-Sided Games Induce Higher Anaerobic Energy Contributions Than Regular-Passing Small-Sided Games in Football Players. 与普通的小范围传球相比,第三人传球小范围比赛对足球运动员的无氧能量贡献更高。
IF 3.5 2区 医学
International journal of sports physiology and performance Pub Date : 2024-08-27 Print Date: 2024-11-01 DOI: 10.1123/ijspp.2024-0196
Woo-Hwi Yang, So-Young Park, Young-Je Kwak, Zi-Hyun Kim, Sung-Hwan Choi
{"title":"Third-Man-Passing Small-Sided Games Induce Higher Anaerobic Energy Contributions Than Regular-Passing Small-Sided Games in Football Players.","authors":"Woo-Hwi Yang, So-Young Park, Young-Je Kwak, Zi-Hyun Kim, Sung-Hwan Choi","doi":"10.1123/ijspp.2024-0196","DOIUrl":"10.1123/ijspp.2024-0196","url":null,"abstract":"<p><strong>Purpose: </strong>This study compared the physiological profiles and energy-system contributions of trained football players engaged in regular-passing and third-man-passing small-sided games (SSGs) that included 4 versus 4 and a goalkeeper.</p><p><strong>Methods: </strong>Ten male trained football players participated in this crossover study. All participants were randomly assigned to either regular-passing SSG or third-man-passing SSG (4 vs 4 with a goalkeeper, 35-m × 17-m pitch size, and 6-min match duration). During these SSGs, physiological parameters including peak and mean heart rate, oxygen uptake (V˙O2peak and V˙O2mean), metabolic equivalents in V˙O2peak and V˙O2mean, and blood lactate concentrations (peak La- and delta La- [Δ La-]), were measured. Energy contributions (oxidative [WOxi], glycolytic [WGly], and phosphagen [WPCr] systems) and Global Positioning System (GPS) variables (total distance, total acceleration counts, mean speed, and maximum speed) were also analyzed.</p><p><strong>Results: </strong>No significant differences in physiological parameters and GPS variables were found between regular- and third-man-passing SSGs. WOxi in kilojoules and percentages was significantly higher during both SSGs than WPCr and WGly (P < .0001, respectively). WPCr and WPCr + WGly values during third-man-passing SSGs were significantly higher than those during regular-passing SSGs (P < .05). Additionally, low to moderate positive correlations were observed between WOxi, WGly in kilojoules, V˙O2peak, V˙O2mean, peak La-, Δ La-, total acceleration counts, and mean speed (r = .39-.64).</p><p><strong>Conclusions: </strong>Third-man-passing SSGs may be useful for increasing anaerobic capacity. More third-man-passing SSG sessions in preparation for football games may support high metabolic power and repeated powerful anaerobic performances in trained football players.</p>","PeriodicalId":14295,"journal":{"name":"International journal of sports physiology and performance","volume":" ","pages":"1275-1284"},"PeriodicalIF":3.5,"publicationDate":"2024-08-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142080232","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Time-Motion and Technical-Tactical Aspects of Glory World Series Matches in the Male Middle-Heavy-Weight Category. 光荣世界系列赛男子中量级比赛的时间-运动和技术-战术方面。
IF 3.5 2区 医学
International journal of sports physiology and performance Pub Date : 2024-08-27 Print Date: 2024-10-01 DOI: 10.1123/ijspp.2023-0491
Jean C Calabrese, Renata G Silva, Romulo Bertuzzi, Adriano E Lima-Silva
{"title":"Time-Motion and Technical-Tactical Aspects of Glory World Series Matches in the Male Middle-Heavy-Weight Category.","authors":"Jean C Calabrese, Renata G Silva, Romulo Bertuzzi, Adriano E Lima-Silva","doi":"10.1123/ijspp.2023-0491","DOIUrl":"10.1123/ijspp.2023-0491","url":null,"abstract":"<p><strong>Purpose: </strong>To characterize the time structure of K1 kickboxing matches of Glory World Series (Glory) and to determine potential differences between winners and losers.</p><p><strong>Methods: </strong>Seventeen matches of Glory 2019 (17 first rounds, 13 second rounds, and 8 third rounds) were video-analyzed to quantify (1) the time expended in high- and low-intensity activity and pauses, (2) the number and pattern of attacks, and (3) the number of effective attacks. Fighters were professional male athletes (age 27.9 [2.7] y) of the middle-weight category (85 kg). The number and the pattern of attacks and the number of effective attacks were compared between winners and losers.</p><p><strong>Results: </strong>The mean times expended in high- and low-intensity activity and pauses were 234.6 (133.9) seconds, 97.4 (60.1) seconds, and 36.0 (19.9) seconds, respectively, resulting in an effort-to-pause ratio of ∼1.8:1. Compared with losers, winners presented (1) a greater number of attacks in the second round (P = .004) and entire match (P = .009), (2) a greater number of attacks containing 3 attacks in sequence in the second round (P = .001) and attacks containing >3 attacks in the third round (P = .049), and (3) a greater number of effective attacks in the second round (P = .011) and entire match (P = .008).</p><p><strong>Conclusions: </strong>The findings of the present study indicate that K1 kickboxing in Glory matches presents a ∼1.8:1 effort-to-pause ratio and that winners perform more attacks, effective attacks, and attacks in sequence. These data provide useful insights to improve the training specificity of kickboxing athletes.</p>","PeriodicalId":14295,"journal":{"name":"International journal of sports physiology and performance","volume":" ","pages":"1122-1127"},"PeriodicalIF":3.5,"publicationDate":"2024-08-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142080233","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Chill Without Thrill: A Crossover Study on Whole-Body Cryotherapy and Postmatch Recovery in High-Level Youth Basketball Players. 寒而不惊:青少年高水平篮球运动员全身冷冻疗法与赛后恢复的交叉研究。
IF 3.5 2区 医学
International journal of sports physiology and performance Pub Date : 2024-08-23 Print Date: 2024-11-01 DOI: 10.1123/ijspp.2024-0085
Marco Pernigoni, Andrea Perazzetti, Mattia Digno, Antonio Tessitore, Sigitas Kamandulis, Daniele Conte
{"title":"Chill Without Thrill: A Crossover Study on Whole-Body Cryotherapy and Postmatch Recovery in High-Level Youth Basketball Players.","authors":"Marco Pernigoni, Andrea Perazzetti, Mattia Digno, Antonio Tessitore, Sigitas Kamandulis, Daniele Conte","doi":"10.1123/ijspp.2024-0085","DOIUrl":"10.1123/ijspp.2024-0085","url":null,"abstract":"<p><strong>Purpose: </strong>To assess the effect of whole-body cryotherapy (WBC) on postmatch recovery in basketball.</p><p><strong>Methods: </strong>Using a crossover design, 17 youth male players (age 16.2 [1.2] y, stature 190.5 [9.4] cm, body mass 79.2 [9.6] kg, experience 9.9 [3.9] y) completed 2 simulated matches, followed by WBC (4 min, -75 to - 85 °C) or a placebo intervention (CON). Countermovement-jump height, change-of-direction performance, 10- and 20-m sprint times, heart-rate variability (log-transformed squared root of the mean sum of the squared differences between R-R intervals [Ln-rMSSD]), muscle soreness, and perceived recovery (Perceived Recovery Status Scale [PRS]) were recorded at prematch, postmatch, postrecovery, and 24 hours postmatch. Additionally, Ln-rMSSD was recorded upon awakening on match day and the following morning.</p><p><strong>Results: </strong>Compared with CON, higher PRS values were reported in WBC at prematch and postrecovery (P ≤ .026), while no significant between-interventions differences were found for any other measure (P > .05). Regarding the effect of time, our findings revealed that 20-m sprint times, Ln-rMSSD, and PRS deteriorated in both interventions from prematch to postmatch (ie, acute changes, P ≤ .045), while muscle soreness worsened in WBC only (P ≤ .003). Conversely, countermovement-jump height, change-of-direction, and 10-m sprint performance were unaffected by match play in the acute phase (P > .05), while none of the investigated measures showed impairments at 24 hours postmatch, compared with prematch (P > .05).</p><p><strong>Conclusions: </strong>Overall, these findings suggest that WBC was mostly ineffective for improving postexercise recovery in the investigated sample, with benefits observed for perceived recovery being potentially influenced by the participants' status at baseline (ie, higher prematch PRS scores in WBC compared with CON).</p>","PeriodicalId":14295,"journal":{"name":"International journal of sports physiology and performance","volume":" ","pages":"1218-1226"},"PeriodicalIF":3.5,"publicationDate":"2024-08-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142046643","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Transcranial Direct-Current Stimulation Over the Primary Motor Cortex and Cerebellum Improves Balance and Shooting Accuracy in Elite Ice Hockey Players. 经颅直流电刺激初级运动皮层和小脑可提高冰球精英运动员的平衡能力和射门准确性。
IF 3.5 2区 医学
International journal of sports physiology and performance Pub Date : 2024-08-23 Print Date: 2024-10-01 DOI: 10.1123/ijspp.2024-0041
Na Zhang, Michael A Nitsche, Yu Miao, Zheng Xiong, Carmelo Mario Vicario, Fengxue Qi
{"title":"Transcranial Direct-Current Stimulation Over the Primary Motor Cortex and Cerebellum Improves Balance and Shooting Accuracy in Elite Ice Hockey Players.","authors":"Na Zhang, Michael A Nitsche, Yu Miao, Zheng Xiong, Carmelo Mario Vicario, Fengxue Qi","doi":"10.1123/ijspp.2024-0041","DOIUrl":"10.1123/ijspp.2024-0041","url":null,"abstract":"<p><strong>Purpose: </strong>To investigate the effects of transcranial direct-current stimulation (tDCS) applied over the primary motor cortex (M1) and cerebellum on balance control and shooting accuracy in elite ice hockey players.</p><p><strong>Methods: </strong>Twenty-one elite ice hockey players underwent anodal tDCS over the M1 (a-tDCSM1), anodal tDCS over the cerebellum (a-tDCSCB), concurrent dual-site anodal tDCS over the M1 and the cerebellum (a-tDCSM1+CB), and sham stimulation (tDCSSHAM). Before and after receiving tDCS (2 mA for 15 min), participants completed an ice hockey shooting-accuracy test, Pro-Kin balance test (includes stance test and proprioceptive assessment), and Y-balance test in randomized order.</p><p><strong>Results: </strong>For static balance performance, the ellipse area in the 2-legged stance with eyes open and the 1-legged stance with the dominant leg significantly improved following a-tDCSM1, a-tDCSCB, and concurrent dual-site a-tDCSM1+CB, compared with tDCSSHAM (all P < .05, Cohen d = 0.64-1.06). In dynamic balance performance, the average trace error of the proprioceptive assessment and the composite score of the Y-balance test with the dominant leg significantly improved following a-tDCSM1 and concurrent dual-site a-tDCSM1+CB (all P < .05, Cohen d = 0.77-1.00). For the ice hockey shooting-accuracy test, shooting-accuracy while standing on the unstable platform significantly increased following a-tDCSM1 (P = .010, Cohen d = 0.81) and a-tDCSCB (P = .010, Cohen d = 0.92) compared with tDCSSHAM.</p><p><strong>Conclusion: </strong>tDCS could potentially be a valuable tool in enhancing static and dynamic balance and shooting accuracy on unstable platforms in elite ice hockey players.</p>","PeriodicalId":14295,"journal":{"name":"International journal of sports physiology and performance","volume":" ","pages":"1107-1114"},"PeriodicalIF":3.5,"publicationDate":"2024-08-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142046646","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Gaelic Games Players' and Practitioners' Perceptions of Recovery Strategies. 盖尔运动会运动员和从业人员对恢复策略的看法。
IF 3.5 2区 医学
International journal of sports physiology and performance Pub Date : 2024-08-23 Print Date: 2024-10-01 DOI: 10.1123/ijspp.2023-0302
Lorcan S Daly, Ciarán Ó Catháin, David T Kelly
{"title":"Gaelic Games Players' and Practitioners' Perceptions of Recovery Strategies.","authors":"Lorcan S Daly, Ciarán Ó Catháin, David T Kelly","doi":"10.1123/ijspp.2023-0302","DOIUrl":"10.1123/ijspp.2023-0302","url":null,"abstract":"<p><strong>Purpose: </strong>This study both investigated and compared Gaelic games players' and practitioners' perceptions of the importance of postexercise recovery strategies.</p><p><strong>Methods: </strong>Gaelic players (n = 1178 [n = 574 female], age 24.6 [6.6] y) and practitioners (n = 148 [n = 29 female], age 35.9 [8.7] y) completed a questionnaire assessing their perceptions of various postexercise recovery strategies (importance ranked out of 5 [1 \"not important at all\" to 5 \"extremely important\"]). Players were further categorized by playing standard into developmental (club/collegiate; n = 869) and national (intercounty; n = 309) levels and by sport: Gaelic football (n = 813), camogie/hurling (n = 342), and Gaelic handball (n = 23). Practitioners were categorized as sport coaches (n = 67), strength and conditioning staff (n = 34), nutrition staff (n = 15), and athletic rehabilitation staff (n = 32).</p><p><strong>Results: </strong>Gaelic players prevalently perceived sleep (76.4%), rehydration (72.5%), postexercise meal (48.4%), stretching (47.6%), active cool-down (25.1%), foam rolling (23.1%), and massage by therapist (22.6%) as \"extremely important.\" Practitioners prevalently perceived sleep (90.1%), rehydration (83.6%), postexercise meal (76.6%), daytime naps (36.2%), stretching (25.4%), discussion with teammates (24.6%), and getting into nature (19.4%) as \"extremely important.\"</p><p><strong>Conclusions: </strong>While strategies with well-documented efficacy such as sleep, nutrition, and rehydration were rated as most important, a distinct and possibly problematic disconnect exists between the perceived importance of many strategies and their empirically demonstrated effectiveness. For instance, active cool-downs and stretching were perceived as highly important despite prevailing evidence suggesting that their effects are often small in magnitude. Collectively, work promoting optimal recovery practices and aligning player-practitioner perspectives would be beneficial to maximize time and resource allocation and enhance player buy-in.</p>","PeriodicalId":14295,"journal":{"name":"International journal of sports physiology and performance","volume":" ","pages":"1128-1136"},"PeriodicalIF":3.5,"publicationDate":"2024-08-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142046644","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
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