scholarly journals Contextual Variation in External and Internal Workloads across the Competitive Season of a Collegiate Women’s Soccer Team

Sports ◽  
2021 ◽  
Vol 9 (12) ◽  
pp. 165
Author(s):  
Lauren E. Rentz ◽  
William Guy Hornsby ◽  
Wesley J. Gawel ◽  
Bobby G. Rawls ◽  
Jad Ramadan ◽  
...  

As sports technology has continued to develop, monitoring athlete workloads, performance, and recovery has demonstrated boundless benefits for athlete and team success. Specifically, technologies such as global positioning systems (GPS) and heart rate (HR) monitors have granted the opportunity to delve deeper into performance contributors, and how variations may exist based upon context. A team of NCAA Division I women’s soccer athletes were monitored during games throughout one competitive season. Individual athlete, positional groups, and team external and internal workloads were explored for differences based upon game location, opponent ranking, game result, and the final score differential. Game location and opponent ranking were found to have no effect on team-wide absolute or relative external workloads, whereas game result and score differential did. Internal workloads across the team tended to only vary by game half, independent of game context; however, the HR of defenders was determined to be higher during losses as compared to wins (p = 0.0256). Notably, the games that resulted in losses also represented the games with the fewest number of substitutions. These findings suggest high value in monitoring performance and workloads that are characteristic of varying, often multifaceted, contexts. It is hoped that this information can lead to more informed approaches to vital game-time and coaching decisions.

2020 ◽  
Vol 52 (7S) ◽  
pp. 378-378
Author(s):  
Mikaela Gabler ◽  
Kaylin Hoomaian ◽  
Gavin Connolly ◽  
Shane F. O'Riordan ◽  
Tomas Barrett ◽  
...  

2016 ◽  
Vol 48 ◽  
pp. 1007
Author(s):  
Karen M. Myrick ◽  
Bernadette Mele ◽  
David Wallace ◽  
Thomas Martin ◽  
Richard Feinn ◽  
...  

2015 ◽  
Vol 10 (4) ◽  
pp. 436-439 ◽  
Author(s):  
William P. McCormack ◽  
Jay R. Hoffman ◽  
Gabriel J. Pruna ◽  
Tyler C. Scanlon ◽  
Jonathan D. Bohner ◽  
...  

Purpose:During the competitive soccer season, women’s intercollegiate matches are typically played on Friday evenings and Sunday afternoons. The efficacy of a 42-h recovery period is not well understood. This investigation was conducted to determine performance differences between Friday and Sunday matches during a competitive season.Methods:Ten NCAA Division I female soccer players (20.5 ± 1.0 y, 166.6 ± 5.1 cm, 61.1 ± 5.8 kg) were monitored with 10-Hz GPS devices across 8 weekends with matches played on Friday evenings and Sunday afternoons. The players were outside backs, midfielders, and forwards. All players had to participate in a minimum of 45 min/match to be included in the study. Average minutes played, total distance covered, total distance of high-intensity running (HIR) (defined as running at a velocity equal to or exceeding 3.61 m/s for longer than 1 s), the number of HIR efforts, and the number of sprints were calculated for each match. Data for Friday vs Sunday matches were averaged and then compared using dependent t tests.Results:No differences were seen in minutes played, distance rate, or number of sprints between Friday and Sunday matches. A significant (P = .017) decrease in rate of HIR between Friday (25.37 ± 7.22 m/min) and Sunday matches (22.90 ± 5.70 m/min) was seen. In addition, there was a trend toward a difference (P = .073) in the number of efforts of HIR between Friday (138.41 ± 36.43) and Sunday (126.92 ± 31.31).Conclusions:NCAA Division I female soccer players cover less distance of HIR in games played less than 48 h after another game. This could be due to various factors such as dehydration, glycogen depletion, or muscle damage.


2014 ◽  
Vol 8 (3) ◽  
pp. 221-244 ◽  
Author(s):  
Amy Baltzell ◽  
Nicole Caraballo ◽  
Kristen Chipman ◽  
Laura Hayden

This study explored how members of a Division I varsity women’s soccer team experienced a 6-week, 12 session mindfulness meditation training for sport (MMTS) program. The coaching staff and entire team participated in the MMTS program. Seven of the team members volunteered to be interviewed after their participation in the MMTS program. Thematic analysis was implemented. Most participants reported difficulty understanding the process of meditation at the start of the MMTS program. Post-MMTS, they reported an enhanced ability to accept and experience a different relationship with their emotions, both on and off the field. They also noted the importance of creating a phrase of care for self and team for cohesion purposes. Enhanced mindfulness, awareness, and acceptance of emotional experiences were attributed directly to the mindfulness training. Participants provided specific recommendations for future sport-focused mindfulness meditation programs.


Author(s):  
Tara A. Condon MS ATC ◽  
Timothy Eckard ◽  
Alain J. Aguilar ◽  
Barnett S. Frank ◽  
Darin A. Padua ◽  
...  

ABSTRACT Context: Training load and movement quality are associated with injury risk in athletes. Given these associations, it is important to understand how movement quality may moderate training load so that appropriate prevention strategies be employed. Objectives: To determine how absolute and relative internal training load change over the course of a men's NCAA soccer season, and determine how movement quality, assessed using the Landing Error Scoring System (LESS), moderates relative internal training load. Design: Prospective Cohort Study Setting: NCAA Division I athletics Patients or Other Participants: One NCAA Division I male collegiate soccer team was recruited and followed over two consecutive seasons. Fifty-two athletes (height = 1.81 ± .06 m, mass = 75.74 ± 6.64 kg, age = 19.71 ± 1.30 years) consented to participate and forty six met the criteria to be included in the final statistical analysis. Main Outcome Measures: Daily absolute internal training load was tracked over the course of two seasons using a rated perceived exertion scale and time which were subsequently used to calculate absolute and relative internal training loads. Movement quality was assessed using the LESS and categorized participants as poor movers (LESS >5) and good movers (LESS <4). Results: The 46 athletes included in the final analysis included 29 poor movers and 17good movers. Absolute (p < 0.001) and relative (p<0.001) internal training load differed across weeks of the season. However, movement quality did not moderate relative (p=0.264) internal training load. Conclusions: Absolute and relative training load changed across weeks of a male collegiate soccer season. Movement quality did not impact relative training load but further research with larger sample sizes are needed to confirm this result. Key Points:


Author(s):  
Kurt McDowell

Body composition and power are impactful variables of athletic performance. However, few studies have assessed power and body composition changes from pre-, to mid-, to end-of-season in American Football linebackers. The purpose of this study was to determine how power and body composition respond to a competitive season in Division I Football Championship Series (FCS) American football linebackers. Participants (n=9; Age=19.7 ± 1.5 years; Weight=101.5±11.6 kg; Height=183.3±5.2 cm; [Body Fat percent (BF %) =21.31 ± 6.02%)] performed a Dual-Energy X-ray Absorptiometry (DXA) scan, and power was assessed via three vertical jumps and squat jumps at 40, 60, 80, and 100 kg at three time points: a) 1 week prior to their regular season, b) 2 days after the bye week in the middle of the season, and c) 1 week prior to the completion of the season. An Analysis of Variance (ANOVA) revealed no significant differences (p ≤ 0.05) in power or body composition. These results support past research, indicating power and body composition can be maintained throughout a competitive season. However, more research is needed to determine the optimal programming methods to maintain or improve athletic performance via optimization of body composition and power during a competitive season.


2019 ◽  
Vol 3 (Supplement_1) ◽  
Author(s):  
Chandler McDonald ◽  
Noah John Erb ◽  
David Aguilar-Alvarez

Abstract Objectives Inflammatory cytokine and immune cell production is modulated by iron status including storage measured by ferritin levels. Cross-country athletes have an elevated risk of iron depletion and stress fractures; the effects of a competitive season on inflammation, iron stores, and bone biomarkers have yet to be elucidated. The purpose of this study is to determine the influence of one season of NCAA Division I (D-I) cross-country competition has on TNF-α, serum ferritin (sFer), complete blood count (CBC), and various bone biomarkers to identify potential relationships. Methods Twelve D-I cross-country athletes, ages 19 to 25 years old, were followed for one year. Blood was collected at the beginning of each season and analyzed for CBC and sFer levels through enzymatic spectrophotometry. TNF-α, OPG, OPN, DKK1, SOST, PTH, FGF23, Insulin, and Leptin were measured through Luminex® MAGPIX® multiplex assays. Paired-samples t-test compared the 2017 preseason and 2018 preseason baselines, while Pearson correlations included both seasons. Statistical analyses were performed using IBM® SPSS Statistics 25 software. Results TNF-α levels increased significantly from 2017 to 2018 (9.5 ± 4.6 vs. 12.2 ± 4.9 pg/mL, P = 0.005) as well as DKK1 (544.4 ± 223.6 vs. 1167.0 ± 212.1 pg/mL, P < 0.001), while % Monocytes decreased significantly from 2017 to 2018 (10.7 ± 2.6 vs. 8.6 ± 1.9%, P = 0.003). sFer showed to have a moderate positive-correlation with TNF-α and OPG (r = 0.619, P = 0.002; r = 0.640, P = 0.001) throughout both preseason intervals. Conclusions Given TNF-α has shown to induce DKK1, both bone mineral density and bone biomarkers of the cross-country athlete needs to be continually assessed throughout multiple stages of their competitive season to insure proper bone health. Further investigation is needed into the potential causes for the increases of TNF-α and DKK1 observed in cross-country athletes. Funding Sources Weber State University's Office of Undergraduate Research Grant. Supporting Tables, Images and/or Graphs


1992 ◽  
Vol 74 (3) ◽  
pp. 707-710 ◽  
Author(s):  
Richard F. Ittenbach ◽  
Eric T. Kloos ◽  
J. Douglas Etheridge

Correlations among team indices and postseason rankings for the 64 teams who participated in the 1991 NCAA Division I men's basketball tournament were computed. Two variables, points-per-game and points allowed, emerged as statistically significant correlates with other traditional measures of team success in intercollegiate basketball.


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