{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,3]],"date-time":"2026-03-03T02:02:54Z","timestamp":1772503374668,"version":"3.50.1"},"reference-count":31,"publisher":"MDPI AG","issue":"5","license":[{"start":{"date-parts":[[2022,3,2]],"date-time":"2022-03-02T00:00:00Z","timestamp":1646179200000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"name":"Funda\u00e7\u00e3o para a Ci\u00eancia e Tecnologia\/ Minist\u00e9rio da Ci\u00eancia, Tecnologia e Ensino Superior","award":["UIDB\/50008\/2020"],"award-info":[{"award-number":["UIDB\/50008\/2020"]}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["IJERPH"],"abstract":"<jats:p>The aim of this study was two-fold: (i) analyze the weekly variations of well-being and training\/match intensity measures in youth soccer players, and (ii) test relations between well-being and training intensity outcomes. The study followed a descriptive case study design. Twenty-seven under-17 male soccer players were monitored for well-being and training intensity parameters over seventeen consecutive weeks. An adjusted version of the Hooper questionnaire was used to monitor the perceptive sleep quality, readiness, fatigue, and delayed onset muscle soreness (DOMS) early in the morning. The CR-10 Borg\u2019s scale was also used for monitoring the rate of perceived exertion (RPE) of players after training sessions. Repeated-measures analysis of variance was executed to test the between-week variations of both well-being and training intensity outcomes. Moreover, Pearson product moment correlation was used to test the relations between well-being and training intensity outcomes. Repeated measures ANOVA revealed significant differences between weeks in the sleep quality (F = 0.422; p &lt; 0.001; \u03b7p2 = 0.140), readiness (F = 0.8.734; p &lt; 0.001; \u03b7p2 = 0.251), fatigue (F = 4.484; p &lt; 0.001; \u03b7p2 = 0.147), DOMS (F = 3.775; p = 0.001; \u03b7p2 = 0.127), RPE (F = 7.301; p &lt; 0.001; \u03b7p2 = 0.219), and session-RPE (F = 17.708; p &lt; 0.001; \u03b7p2 = 0.405). Correlations between well-being and training intensity outcomes in the same week revealed moderate correlations between fatigue and session-RPE (r = 0.325). As conclusions, it was found that well-being and training intensity fluctuates over the season, while well-being outcomes seems to be related with training intensity, although with a small magnitude.<\/jats:p>","DOI":"10.3390\/ijerph19052935","type":"journal-article","created":{"date-parts":[[2022,3,2]],"date-time":"2022-03-02T22:53:25Z","timestamp":1646261605000},"page":"2935","update-policy":"https:\/\/doi.org\/10.3390\/mdpi_crossmark_policy","source":"Crossref","is-referenced-by-count":15,"title":["Weekly Variations of Well-Being and Interactions with Training and Match Intensities: A Descriptive Case Study in Youth Male Soccer Players"],"prefix":"10.3390","volume":"19","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-1772-1272","authenticated-orcid":false,"given":"Ana Filipa","family":"Silva","sequence":"first","affiliation":[{"name":"Escola Superior Desporto e Lazer, Instituto Polit\u00e9cnico de Viana do Castelo, Rua Escola Industrial e Comercial de Nun\u2019\u00c1lvares, 4900-347 Viana do Castelo, Portugal"},{"name":"Research Center in Sports Performance, Recreation, Innovation and Technology (SPRINT), 4960-320 Melga\u00e7o, Portugal"},{"name":"The Research Centre in Sports Sciences, Health Sciences and Human Development (CIDESD), 5001-801 Vila Real, Portugal"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-6671-6229","authenticated-orcid":false,"given":"Rafael","family":"Oliveira","sequence":"additional","affiliation":[{"name":"The Research Centre in Sports Sciences, Health Sciences and Human Development (CIDESD), 5001-801 Vila Real, Portugal"},{"name":"Sports Science School of Rio Maior-Polytechnic Institute of Santar\u00e9m, 2040-413 Rio Maior, Portugal"},{"name":"Life Quality Research Centre, 2040-413 Rio Maior, Portugal"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-5929-4766","authenticated-orcid":false,"given":"Stefania","family":"Cataldi","sequence":"additional","affiliation":[{"name":"Department of Basic Medical Sciences, Neuroscience and Sense Organs, University of Study of Bari, 70124 Bari, Italy"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-9813-2842","authenticated-orcid":false,"given":"Filipe Manuel","family":"Clemente","sequence":"additional","affiliation":[{"name":"Escola Superior Desporto e Lazer, Instituto Polit\u00e9cnico de Viana do Castelo, Rua Escola Industrial e Comercial de Nun\u2019\u00c1lvares, 4900-347 Viana do Castelo, Portugal"},{"name":"Research Center in Sports Performance, Recreation, Innovation and Technology (SPRINT), 4960-320 Melga\u00e7o, Portugal"},{"name":"Instituto de Telecomunica\u00e7\u00f5es, Delega\u00e7\u00e3o da Covilh\u00e3, 1049-001 Lisboa, Portugal"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-0302-6145","authenticated-orcid":false,"given":"Francesca","family":"Latino","sequence":"additional","affiliation":[{"name":"Department of Basic Medical Sciences, Neuroscience and Sense Organs, University of Study of Bari, 70124 Bari, Italy"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-4100-8765","authenticated-orcid":false,"given":"Georgian","family":"Badicu","sequence":"additional","affiliation":[{"name":"Department of Physical Education and Special Motricity, University Transilvania of Brasov, 500068 Brasov, Romania"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-5023-3721","authenticated-orcid":false,"given":"Gianpiero","family":"Greco","sequence":"additional","affiliation":[{"name":"Department of Basic Medical Sciences, Neuroscience and Sense Organs, University of Study of Bari, 70124 Bari, Italy"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-7154-8266","authenticated-orcid":false,"given":"C\u00e9sar","family":"Le\u00e3o","sequence":"additional","affiliation":[{"name":"Escola Superior Desporto e Lazer, Instituto Polit\u00e9cnico de Viana do Castelo, Rua Escola Industrial e Comercial de Nun\u2019\u00c1lvares, 4900-347 Viana do Castelo, Portugal"},{"name":"Research Center in Sports Performance, Recreation, Innovation and Technology (SPRINT), 4960-320 Melga\u00e7o, Portugal"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-2955-0498","authenticated-orcid":false,"given":"Valerio","family":"Bonavolont\u00e0","sequence":"additional","affiliation":[{"name":"Department of Basic Medical Sciences, Neuroscience and Sense Organs, University of Study of Bari, 70124 Bari, Italy"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-8616-5372","authenticated-orcid":false,"given":"Francesco","family":"Fischetti","sequence":"additional","affiliation":[{"name":"Department of Basic Medical Sciences, Neuroscience and Sense Organs, University of Study of Bari, 70124 Bari, Italy"}]}],"member":"1968","published-online":{"date-parts":[[2022,3,2]]},"reference":[{"key":"ref_1","doi-asserted-by":"crossref","first-page":"139","DOI":"10.1007\/s40279-014-0253-z","article-title":"Monitoring Training Load to Understand Fatigue in Athletes","volume":"44","author":"Halson","year":"2014","journal-title":"Sport. 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