{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,2]],"date-time":"2026-10-02T17:56:49Z","timestamp":1790963809017,"version":"4.1.0"},"reference-count":51,"publisher":"PeerJ","license":[{"start":{"date-parts":[[2024,8,6]],"date-time":"2024-08-06T00:00:00Z","timestamp":1722902400000},"content-version":"unspecified","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"abstract":"<jats:sec>\n               <jats:title>Objective<\/jats:title>\n               <jats:p>This systematic review was conducted to analyze the existing evidence on the effects of strength training (ST) and complex\/contrast training (CCT) on repeated sprint ability (RSA) in team sports players.<\/jats:p>\n            <\/jats:sec>\n            <jats:sec>\n               <jats:title>Methods<\/jats:title>\n               <jats:p>A systematic review of the literature was performed following the PRISMA statement. PubMed, Web of Science, and Scopus databases were used. Original full-text articles were analyzed, without date restriction until May 26, 2024, written in English, peer-reviewed, and for eligibility must have included (1) male or female team sports players, amateur or professional category, without age restriction (2) lower extremity ST and\/or CCT program (3) active control group (4) running RSA test (<jats:italic>e.g.<\/jats:italic>, repeated shuttle sprint ability test or straight-line repeated sprint ability test) before and after the intervention period (5) controlled trial.<\/jats:p>\n            <\/jats:sec>\n            <jats:sec>\n               <jats:title>Results<\/jats:title>\n               <jats:p>A total of 3,376 studies were identified and screened. Finally, 10 articles were included based on the inclusion and exclusion criteria, all with moderate methodological quality according to the PEDro scale. The best time, mean time, and total time presented significant pre and post-test changes, using ST in 3, 2, and 1 experimental groups, respectively, and using CCT in 1, 1, and 1 experimental groups, respectively, with almost no differences in the percentage decrement most commonly reported in RSA tests. There were no changes in the control groups.<\/jats:p>\n            <\/jats:sec>\n            <jats:sec>\n               <jats:title>Conclusion<\/jats:title>\n               <jats:p>Together, ST performed in a range of maximal power provides benefits in the best time and mean time and performed between 80 to 95% of 1 repetition maximum (RM) provides benefits in the best time, mean time, and total time in RSA tests. CCT performed between 75 to 90% of 1 RM combined with jumps and sprints provides benefits in the best time, mean time, and total time in RSA test, but no unaltered percentage decrement in ST and CCT in elite and semi-professional team sport players.<\/jats:p>\n            <\/jats:sec>","DOI":"10.7717\/peerj.17756","type":"journal-article","created":{"date-parts":[[2024,8,6]],"date-time":"2024-08-06T07:37:45Z","timestamp":1722929865000},"page":"e17756","source":"Crossref","is-referenced-by-count":9,"title":["Effects of strength training on repeated sprint ability in team sports players: a systematic review"],"prefix":"10.7717","volume":"12","author":[{"given":"Andr\u00e9s","family":"Osses-Rivera","sequence":"first","affiliation":[{"name":"Escuela de Educaci\u00f3n, Universidad Mayor, Santiago, Chile"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Rodrigo","family":"Y\u00e1\u00f1ez-Sep\u00falveda","sequence":"additional","affiliation":[{"name":"Faculty Education and Social Sciences, Universidad Andr\u00e9s Bello, Vi\u00f1a del Mar, Chile"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Sebasti\u00e1n","family":"Jannas-Vela","sequence":"additional","affiliation":[{"name":"Instituto de Ciencias de la Salud, Universidad de O\u2019Higgins, Rancagua, Chile"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jeppe F.","family":"Vigh-Larsen","sequence":"additional","affiliation":[{"name":"Department of Sports Science and Clinical Biomechanics, University of Southern Denmark, Odense,  Denmark"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Mat\u00edas","family":"Monsalves-\u00c1lvarez","sequence":"additional","affiliation":[{"name":"Exercise and Rehabilitation Sciences Institute, Faculty of Rehabilitation Sciences, Universidad Andr\u00e9s Bello, Santiago, Chile"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"4443","published-online":{"date-parts":[[2024,8,6]]},"reference":[{"key":"10.7717\/peerj.17756\/ref-1","doi-asserted-by":"publisher","first-page":"e0220982","DOI":"10.1371\/journal.pone.0220982","article-title":"Validity and reliability of speed tests used in soccer: a systematic review","volume":"14","author":"Altmann","year":"2019","journal-title":"PLOS ONE"},{"issue":"Suppl 1","key":"10.7717\/peerj.17756\/ref-2","doi-asserted-by":"publisher","first-page":"i17","DOI":"10.1136\/bjsports-2013-092950","article-title":"Determinants of team-sport performance: implications for altitude training by team-sport athletes","volume":"47","author":"Bishop","year":"2013","journal-title":"British Journal of Sports Medicine"},{"key":"10.7717\/peerj.17756\/ref-3","doi-asserted-by":"publisher","first-page":"741","DOI":"10.2165\/11590560-000000000-00000","article-title":"Repeated-sprint ability\u2014part II: recommendations for training","volume":"41","author":"Bishop","year":"2011","journal-title":"Sports Medicine"},{"key":"10.7717\/peerj.17756\/ref-4","doi-asserted-by":"publisher","first-page":"1359","DOI":"10.3389\/fphys.2019.01359","article-title":"Post-activation potentiation versus post-activation performance enhancement in humans: historical perspective, underlying mechanisms, and current issues","volume":"10","author":"Blazevich","year":"2019","journal-title":"Frontiers in Physiology"},{"key":"10.7717\/peerj.17756\/ref-5","doi-asserted-by":"publisher","first-page":"1570","DOI":"10.1249\/MSS.0000000000000937","article-title":"Mechanical alterations to repeated treadmill sprints in normobaric Hypoxia","volume":"48","author":"Brocherie","year":"2016","journal-title":"Medicine & Science in Sports & Exercise"},{"key":"10.7717\/peerj.17756\/ref-6","doi-asserted-by":"publisher","first-page":"645","DOI":"10.1123\/ijspp.2017-0763","article-title":"The trainability of adolescent soccer players to brief periodized complex training","volume":"13","author":"Chatzinikolaou","year":"2018","journal-title":"International Journal of Sports Physiology and Performance"},{"key":"10.7717\/peerj.17756\/ref-7","doi-asserted-by":"publisher","first-page":"2371","DOI":"10.1007\/s40279-022-01715-x","article-title":"Within session exercise sequencing during programming for complex training: historical perspectives, terminology, and training considerations","volume":"52","author":"Cormier","year":"2022","journal-title":"Sports Medicine"},{"key":"10.7717\/peerj.17756\/ref-8","doi-asserted-by":"publisher","first-page":"3195","DOI":"10.3390\/healthcare11243195","article-title":"Is a maximal strength-training program effective on physical fitness, injury incidence, and injury burden in semi-professional soccer players? 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