Science & Sports最新文献_第8页

Age does not influence the physical performance of football players with cerebral palsy 年龄不会影响脑瘫足球运动员的体能表现

IF 1.1 4区医学

Science & Sports Pub Date : 2024-06-01 DOI: 10.1016/j.scispo.2023.10.003

I. Peña-González , M. Henríquez , J.M. Sarabia , M. Moya-Ramón

{"title":"Age does not influence the physical performance of football players with cerebral palsy","authors":"I. Peña-González , M. Henríquez , J.M. Sarabia , M. Moya-Ramón","doi":"10.1016/j.scispo.2023.10.003","DOIUrl":"10.1016/j.scispo.2023.10.003","url":null,"abstract":"<div><p>The aims of this study were to compare the physical performance profile of football players with cerebral palsy (CP), according to their age, consider the sport class (FT1, FT2, and FT3), and analyse the relationship between their age and their physical performance. The physical performance of seventy-five CP football players from the Spanish CP Football National Competition was assessed. A one-way analysis of variance did not reveal physical performance differences between CP football players classified into four age-groups (<20; 20–29.9; 30–34.9;>35vyears). The Pearson's correlation analysis did not show a correlation between players’ physical performance and their age, except for dribbling ability in the overall sample (<em>r</em>  =0.037). The linear regression analysis showed that the age only predicted the dribbling ability (β=0.25; <em>P</em>  =0.06). The main finding of the present study reveals no systematic differences in physical performance between CP football players according to their age.</p></div><div><p>Les objectifs de cette étude étaient (1) de comparer le profil de performance physique des joueurs de football porteurs d’une infirmité motrice cérébrale (IMC), en fonction de leur âge, et en considérant la classe sportive (FT1, FT2 et FT3), et (2) d’analyser la relation entre leur âge et leur performance physique. Les performances physiques de soixante-quinze joueurs de football avec IMC participant à la compétition nationale espagnole de football ont été évaluées. Une analyse unidirectionnelle de la variance n’a pas révélé de différences de performances physiques entre les joueurs de football IMC classés en quatre catégories d’âge (<20 ; 20–29,9 ; 30–34,9 ;>35 ans). L’analyse de corrélation de Pearson n’a pas montré de corrélation entre les performances physiques des joueurs et leur âge, à l’exception de la capacité de dribble dans l’échantillon global (<em>r</em>  =0,037). L’analyse de régression linéaire a montré que l’âge ne prédisait que la capacité de dribbler (β=0,25 ; <em>p</em>    <!-->0,06). Le principal message de cette étude est que pour les tranches d’âge considérées, il n’existe aucun effet détectable de l’âge sur les performances physiques des joueurs de football IMC.</p></div>","PeriodicalId":21728,"journal":{"name":"Science & Sports","volume":"39 4","pages":"Pages 377-383"},"PeriodicalIF":1.1,"publicationDate":"2024-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S0765159724000480/pdfft?md5=8674e46bd1127da5f9b88313ecd2e1d9&pid=1-s2.0-S0765159724000480-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141131592","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Effects of high-intensity interval training (HIIT) and maximum fat oxidation intensity training (MFOIT) on body composition, inflammation in overweight and obese adults 高强度间歇训练（HIIT）和最大脂肪氧化强度训练（MFOIT）对超重和肥胖成年人身体成分和炎症的影响

IF 1.1 4区医学

Science & Sports Pub Date : 2024-06-01 DOI: 10.1016/j.scispo.2023.09.002

W.W. Lin , H. Su , X.Y. Lan , Q.Y. Ni , X.Y. Wang , K.Y. Cui , L. Zhang

{"title":"Effects of high-intensity interval training (HIIT) and maximum fat oxidation intensity training (MFOIT) on body composition, inflammation in overweight and obese adults","authors":"W.W. Lin , H. Su , X.Y. Lan , Q.Y. Ni , X.Y. Wang , K.Y. Cui , L. Zhang","doi":"10.1016/j.scispo.2023.09.002","DOIUrl":"https://doi.org/10.1016/j.scispo.2023.09.002","url":null,"abstract":"<div><h3>Background</h3><p>The purpose was to compare the effects of a 12-week HIIT and MFOIT on body composition and the levels of IL-1β, IL-6, and IL-10 in overweight and obese adults.</p></div><div><h3>Methods</h3><p>Fifty-three physically inactive adults (19 males and 34 females) were randomly assigned: a control group (CON, <em>n</em>  =17) performing 4×3minutes of exercise at 80% VO2max interspersed with 50% VO2max (weeks 1–4) and 90% VO2max interspersed with 60% VO2max (weeks 5–12), and MFOIT (<em>n</em>     =17), un groupe HIIT (<em>n</em>  =19) effectuant 40 minutes (semaines 1 à 4), 50 minutes (semaines 5 à 8) et 60 minutes (semaines 9 à 12) d’exercice à une intensité qui maximise l’oxydation des matières grasses. Le pourcentage de graisse corporelle, la masse musculaire, la masse grasse et les niveaux d’il-1β, d’il-6 et d’il-10 ont été évalués au début et après la période d’entraînement","PeriodicalId":21728,"journal":{"name":"Science & Sports","volume":"39 4","pages":"Pages 348-357"},"PeriodicalIF":1.1,"publicationDate":"2024-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141286154","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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

Associations of second heart rate variability threshold with peak running velocity, and 5- and 10-km running performance 第二心率变异阈值与跑步峰值速度以及 5 公里和 10 公里跑步成绩的关系

IF 1.1 4区医学

Science & Sports Pub Date : 2024-06-01 DOI: 10.1016/j.scispo.2023.05.003

A. Ferreira Junior , B. Giovanini , L.R. Altimari

引用次数: 0

Body image and eating disorders in aesthetic sports: A systematic review of assessment and risk 审美运动中的身体形象和饮食失调：对评估和风险的系统回顾

IF 1.1 4区医学

Science & Sports Pub Date : 2024-05-01 DOI: 10.1016/j.scispo.2023.03.006

R. Berengüí , S. Angosto , A. Hernández-Ruiz , M. Rueda-Flores , M.A. Castejón

{"title":"Body image and eating disorders in aesthetic sports: A systematic review of assessment and risk","authors":"R. Berengüí , S. Angosto , A. Hernández-Ruiz , M. Rueda-Flores , M.A. Castejón","doi":"10.1016/j.scispo.2023.03.006","DOIUrl":"10.1016/j.scispo.2023.03.006","url":null,"abstract":"<div><h3>Objective</h3><p>Conduct a systematic review to analyse the assessment of body image perception and risk of developing eating disorders, as a consequence of the practice of aesthetic sports.</p></div><div><h3>News</h3><p>The procedures of this review followed the Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) guidelines. Four electronic databases were searched: MEDLINE (Pubmed), Scopus, SportDiscus (EBSCO) and PsycInfo (Ovid). Twenty-five academic studies have evaluated the perception of body image and the incidence of eating disorders in aesthetic sports. Rhythmic gymnastics is the most analysed sport modality; 80.0% of studies were conducted only with women, and the most studied group of athletes are adolescents (61%). Body Shape Questionnaire and Eating Attitudes Test-26 were the most frequently used instruments. In all research, aesthetic sports athletes were found to have disordered eating attitudes and behaviours and therefore at risk of developing eating disorders. In the majority of research on body image perception, athletes showed body dissatisfaction.</p></div><div><h3>Conclusion</h3><p>Aesthetic sports athletes analysed are at risk of developing eating disorders and are dissatisfied with their body image, as well as having a higher risk of developing eating disorders and greater body dissatisfaction with respect to athletes of sports where aesthetics is not as relevant. Rhythmic gymnastics is the most studied sport modality, and the female gender is the most analysed. The EAT-26 is the instrument most frequently used to assess ED, and BSQ test for assessment of body image.</p></div><div><h3>Objectif</h3><p>Effectuer une revue systématique pour évaluer la perception de l’image corporelle et le risque de développer des troubles alimentaires, comme conséquence de la pratique des sports esthétiques.</p></div><div><h3>Actualités</h3><p>Les méthodes mises en œuvre dans cette étude ont suivi les directives PRISMA (<em>Preferred Reporting Items for Systematic Reviews and Meta-Analyses</em>). Quatre bases de données électroniques ont été consultées : MEDLINE (Pubmed), Scopus, SportDiscuss (EBSCO) et PsycInfo (Ovid). Vingt-cinq études ont évalué la perception de l’image corporelle et l’incidence de troubles alimentaires dans les sports esthétiques. La gymnastique rythmique est la modalité sportive la plus analysée ;80 :% des études ont été menées uniquement auprès de femmes, et la classe d’âge la plus étudiée est celle des adolescents (61 %). Le <em>Body Shape Questionnaire</em> et le <em>Eating Attitudes Test-26</em> sont les instruments les plus fréquemment utilisés. Dans toutes les études, on a constaté que les athlètes de sports à composante esthétique avaient des attitudes et des comportements alimentaires désordonnés et risquaient donc de développer des troubles de l’alimentation. Dans la majorité des études sur la perception de l’image corporelle, les athlètes ont montré une insatisfaction corporelle","PeriodicalId":21728,"journal":{"name":"Science & Sports","volume":"39 3","pages":"Pages 241-249"},"PeriodicalIF":1.1,"publicationDate":"2024-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139292328","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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 concurrent training on the selected variables of blood and vascular biomechanics in patients after coronary artery angioplasty with an emphasis on gender 同期训练对冠状动脉血管成形术后患者血液和血管生物力学选定变量的影响，重点关注性别问题

IF 1.1 4区医学

Science & Sports Pub Date : 2024-05-01 DOI: 10.1016/j.scispo.2023.08.003

M. Baghban Baghdadabadi , H. Sadeghi , M. Eghbal Behbahani , S.E. Kassaian , M. Nejatian , S. Shirani

{"title":"The effect of concurrent training on the selected variables of blood and vascular biomechanics in patients after coronary artery angioplasty with an emphasis on gender","authors":"M. Baghban Baghdadabadi , H. Sadeghi , M. Eghbal Behbahani , S.E. Kassaian , M. Nejatian , S. Shirani","doi":"10.1016/j.scispo.2023.08.003","DOIUrl":"10.1016/j.scispo.2023.08.003","url":null,"abstract":"<div><h3>Objectives</h3><p>Cardiac rehabilitation programs are used as therapeutic and rehabilitation programs after myocardial infarction and angioplasty in order to reduce cardiovascular disease mortality since different training methods and gender differences have unique effects on the structural and functional responses of the cardiovascular system.</p></div><div><h3>Equipment and methods</h3><p>Sixty men and women with coronary artery disease who underwent angioplasty were randomly divided into two groups of experiment (concurrent training and control group) in this prospective and semi-laboratory research with a pre- and post-test design. Forty minutes of aerobic training based on ACSM instructions (three sessions a week for eight weeks) and then twenty minutes of resistance training (two sessions a week) were performed in the training group in order to rehabilitate the patients.</p></div><div><h3>Results</h3><p>No significant difference was observed between the two genders in the effectiveness of concurrent training on the selected variables of blood and vascular biomechanics in the left femoral artery (especially on the resting lumen diameter in the systolic [<em>P</em>  =0.43]). A global effect of concurrent training was observed, resulting in an increase in the resting lumen diameter in the systolic and diastolic phases (<em>P</em>  =0.69), blood flow intensity (<em>P</em>  =0.56) and the decrease in the variables of blood flow velocity (<em>P</em>  =0.73) and blood pressure (<em>P</em>  =0.81) in the systolic and diastolic phases of the left femoral artery.</p></div><div><h3>Conclusions</h3><p>Using the beneficial effects of concurrent training with appropriate intensity and duration is recommended in middle-aged (40–65 years old) male and female patients after coronary artery angioplasty in order to improve the variables of blood and vascular biomechanics.</p></div><div><h3>Objectifs</h3><p>Les programmes de réadaptation cardiaque sont utilisés comme programmes thérapeutiques et de réadaptation après un infarctus du myocarde et une angioplastie, afin de réduire la mortalité par maladie cardiovasculaire. Cependant, les différentes méthodes d’entraînement et les différences entre les sexes ont des effets particuliers sur les réponses structurelles et fonctionnelles du système cardiovasculaire.</p></div><div><h3>Matériel et méthodes</h3><p>Pour cette recherche, soixante hommes et femmes atteints d’une maladie coronarienne et ayant subi une angioplastie ont été répartis de manière aléatoire en deux groupes expérimentaux (groupe d’entraînement combiné et gr","PeriodicalId":21728,"journal":{"name":"Science & Sports","volume":"39 3","pages":"Pages 274-283"},"PeriodicalIF":1.1,"publicationDate":"2024-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140469648","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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

Beneficial effect of Nasturtium officinale and high intensity interval training on serum adrenomedullin and blood pressure in subclinical hypothyroidism: A randomized clinical trial 金莲花和高强度间歇训练对亚临床甲状腺功能减退症患者血清肾上腺髓质素和血压的有益影响：随机临床试验

IF 1.1 4区医学

Science & Sports Pub Date : 2024-05-01 DOI: 10.1016/j.scispo.2023.08.004

F. Noora , S. Nayebifar , E. Ghasemi , S. Nosratzehi

{"title":"Beneficial effect of Nasturtium officinale and high intensity interval training on serum adrenomedullin and blood pressure in subclinical hypothyroidism: A randomized clinical trial","authors":"F. Noora , S. Nayebifar , E. Ghasemi , S. Nosratzehi","doi":"10.1016/j.scispo.2023.08.004","DOIUrl":"10.1016/j.scispo.2023.08.004","url":null,"abstract":"<div><h3>Objectives</h3><p>Diet and regular exercise can control blood pressure by producing adrenomedullin. This study examined the impact of eight weeks of high-intensity interval training and supplementation with Nasturtium officinale on serum adrenomedullin levels and blood pressure in patients with subclinical hypothyroidism.</p></div><div><h3>Patients and methods</h3><p>A randomized clinical trial with a pre-test and post-test design was performed. Forty subclinical hypothyroid patients, both male and female, with an average age of 30.50±6.41 years and a mean weight of 73.20±6.48kg were recruited using purposive sampling. The patients were randomized into four groups of equal size: training, training+supplement, supplement, and control (<em>n</em>   <0.05.</p></div><div><h3>Results</h3><p>All three experimental groups (training, training+supplement, and supplement) experienced a significant increase in adrenomedullin concentration (<em>P</em>  >0.001) and diastolic blood pressure (<em>P</em>    ≥0.05).</p></div><div><h3>Conclusion</h3><p>Based on the findings of this study, eight weeks of intense interval training and Nasturtium officinale supplementation likely cause vasodilation and a reduction in blood pressure in individuals with subclinical hypothyroidism by increasing adrenomedullin synthesis. This investigation revealed no synergistic effects of exercise and Nasturtium officinale supplementation on ADM and blood pressure indices.</p></div><div><h3>Objectifs</h3><p>. Un régime alimentaire et des exercices réguliers peuvent contrôler la tension artérielle en produisant de l’adrénomédulline. Cette étude a examiné l’impact de huit semaines d’entraînement par intervalles à haute intensité et de supplémentation avec Nasturtium officinale sur les taux sériques d’adrénomédulline et la pression artérielle chez des patients souffrant d’hypothyroïdie subclinique.</p></div><div><h3>Patients et methods</h3><p>Un essai clinique randomisé avec un","PeriodicalId":21728,"journal":{"name":"Science & Sports","volume":"39 3","pages":"Pages 294-302"},"PeriodicalIF":1.1,"publicationDate":"2024-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140468911","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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

A supplementation intake proposal for high-performance elite soccer players during a match day 针对高水平精英足球运动员在比赛日期间补充营养的建议

IF 1.1 4区医学

Science & Sports Pub Date : 2024-05-01 DOI: 10.1016/j.scispo.2023.03.004

H. Fernandes

引用次数: 0

Female athlete triad epidemiology among adult athletes: A systematic review 成年运动员中的女运动员三联征流行病学：系统回顾

IF 1.1 4区医学

Science & Sports Pub Date : 2024-05-01 DOI: 10.1016/j.scispo.2023.04.004

S. Almousa , A. Bandín van Loon

{"title":"Female athlete triad epidemiology among adult athletes: A systematic review","authors":"S. Almousa , A. Bandín van Loon","doi":"10.1016/j.scispo.2023.04.004","DOIUrl":"10.1016/j.scispo.2023.04.004","url":null,"abstract":"<div><h3>Introduction</h3><p>Sports participation has been shown to have many benefits. However, along with the many benefits of sporting activity, it seems that female athletes may experience symptoms related to a condition called the female athlete triad. The purpose of this review is to evaluate the studies that determined the prevalence of the Female Athlete Triad conditions (low Energy Availability (EA), Disordered Eating (DE), Menstrual Disorders (MD), and low Bone Mineral Density (BMD)) in female adult athletes.</p></div><div><h3>Methods</h3><p>The electronic databases PubMed, EMBASE, CINAHL, and Cochrane Library were systematically searched for eligible studies. Inclusion and exclusion criteria were defined a priori. The selected studies were reviewed, and data extraction was carried out by the reviewers independently. Data extraction was carried out by the two researchers independently, using a predesigned and standardised form to record information and data.</p></div><div><h3>Results</h3><p>A total of 17 studies are included in this review (n=1756). The prevalence of low EA ranged from 2.2% to 79.5% (mean: 35.8% ±25.4), of menstrual disturbance from 22.7% to 70.5% (mean: 34.9%±14.7), and of low BMD from 0% to 45% (mean: 17.3%±15.3).</p></div><div><h3>Conclusions</h3><p>Female athlete triad conditions are common among adult athletes. Prevention, early detection and treatment of both energy deficiency and menstrual dysfunctions could contribute to improved athletic performance, protect from injuries, and decrease the risk of stress fractures.</p></div><div><h3>Introduction</h3><p>On a montré que la pratique du sport présente de nombreux effets favorables. Toutefois, hormis ces nombreux avantages, il apparaît que les athlètes féminines peuvent présenter des symptômes intégrés dans un syndrome connu sous le nom de « triade de la femme athlète ». L’objectif de cette revue est d’analyser les études qui ont évalué la prévalence des caractéristiques de la triade de la femme athlète (faible Disponibilité Energétique (DE), Troubles du Comportement Alimentaire (TCA), Troubles Menstruels (TM), et/ou faible Densité Minérale Osseuse (DMO)) chez les athlètes adultes.</p></div><div><h3>Méthodes</h3><p>Une recherche systématique des articles admissibles a été effectuée dans les bases de données électroniques PubMed, EMBASE, CINAHL et Cochrane Library. Les critères d’inclusion et d’exclusion ont été définis a priori. Les études sélectionnées ont été examinées et l’extraction des données a été effectuée par deux chercheurs à l’aide d’un formulaire prédéfini et standardisé afin d’enregistrer les informations et les données. Ces chercheurs ont travaillé de manière indépendante.</p></div><div><h3>Résultats</h3><p>Au total, 17 études sont incluses dans cette étude (<em>n</em>  <span>1756 sujets). La prévalence de la faible DE allait de 2,2 à 79,5 % (moyenne: 35,8 %</span>  <!-->25,4)","PeriodicalId":21728,"journal":{"name":"Science & Sports","volume":"39 3","pages":"Pages 227-240"},"PeriodicalIF":1.1,"publicationDate":"2024-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139297497","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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

Development of the estimated model of physical fitness age in Korean adults 韩国成年人体能年龄估计模型的开发

IF 1.1 4区医学

Science & Sports Pub Date : 2024-05-01 DOI: 10.1016/j.scispo.2023.11.003

H. Kim , Y.S. Kwon , J. Kim

{"title":"Development of the estimated model of physical fitness age in Korean adults","authors":"H. Kim , Y.S. Kwon , J. Kim","doi":"10.1016/j.scispo.2023.11.003","DOIUrl":"10.1016/j.scispo.2023.11.003","url":null,"abstract":"<div><h3>Objectives</h3><p>The purpose of this study was to develop an estimated model of physical fitness age (PFA) to standardize an individual's fitness level using health-related physical fitness data from the representative population aged 40–64 years in Korea's National Fitness 100.</p></div><div><h3>Methods</h3><p>Two models of PFA were developed based on sex using chronological age as a dependent variable and results of fitness test variables (body fat [BF], handgrip strength [HS], sit-up [SU], VO<sub>2</sub> max, and sit-and-reach [SR]) as independent variables from the modeling group (<em>n</em>  =37,284) to verify the developed equations. Obtained equations for adults aged 40–64 years were Y=−0.264993 (HG) −0.190067 (BF) +0.105595 (SR) −0.099818 (SU) −0.632665 (VO<sub>2</sub> max) +0.758409 (CA – 52.47) +93.096878 for males and Y=−0.184767 (HG) −0.059027 (BF) +0.181517 (SR) −0.193897 (SU) −0.529020 (VO<sub>2</sub> max) +0.76957(CA – 52.79) +75.715087 for females. Developed equations had the goodness of fit as <em>R</em><sup>2</sup>  =2.8 yrs) for males and <em>R</em><sup>2</sup>  =2.7 yrs) for females.</p></div><div><h3>Conclusions</h3><p>We have developed physical fitness age equations for adults utilizing fitness test data from the National fitness 100 in the Korean population. The developed equations were found to be proper for standardizing the physical fitness level of the Korean population in both sexes.</p></div><div><h3>Objectifs</h3><p>L’objectif de cette étude était de développer un modèle pour évaluer l’âge de condition physique (PFA) de manière à standardiser le niveau de condition physique d’un individu à partir de données de condition physique liées à la santé provenant de la population représentative âgée de 40 à 64 ans fournies par la base de données nationale coréenne « Fitness 100 ».</p></div><div><h3>Méthodes</h3><p>Deux modèles de PFA ont été développés en fonction du sexe en utilisant l’âge chronologique comme variable dépendante et les résultats des variables des tests de condition physique (pourcentage de graisse corporelle [BF], force de préhension [HS], redressement assis [SU], VO<sub>2</sub> max et test de flexibilité du dos et des jambes « sit-and-reach » [SR]), utilisées comme variables indépendantes provenant du groupe de modélisation (<em>n</em>  =37,284) pour vérifier les équations développées. Les équations obtenues pour les adultes âgés de 40 à 64 ans étaient Y=–0,264993 (HG) –0,190067 (BF) +0,105595 ","PeriodicalId":21728,"journal":{"name":"Science & Sports","volume":"39 3","pages":"Pages 303-310"},"PeriodicalIF":1.1,"publicationDate":"2024-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140786398","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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

Thermoregulatory responses between fixed-intensity and self-paced exercise at different thermal profiles when matched for vapour pressure 与蒸汽压相匹配时，固定强度运动和自节奏运动在不同热曲线下的热调节反应

IF 1.1 4区医学

Science & Sports Pub Date : 2024-05-01 DOI: 10.1016/j.scispo.2023.09.001

Y. Cao , J. Liu , S. Zhou , T.-H. Lei

{"title":"Thermoregulatory responses between fixed-intensity and self-paced exercise at different thermal profiles when matched for vapour pressure","authors":"Y. Cao , J. Liu , S. Zhou , T.-H. Lei","doi":"10.1016/j.scispo.2023.09.001","DOIUrl":"10.1016/j.scispo.2023.09.001","url":null,"abstract":"<div><h3>Purpose</h3><p>The purpose of this study was to examine the thermoregulatory responses between self-paced and fixed-intensity exercise matched for average workload, in different thermal profiles matched for vapour pressure.</p></div><div><h3>Methods</h3><p>Thirteen moderate to highly trained cyclists [maximal oxygen uptake: 59 (2.5)ml/kg/min; peak power output: 392.7 (14.1)W] were recruited, where they underwent two 30min self-selected pace trials and two 30min fixed-intensity trials in 35̊C [34.9 (0.2)̊C; relative humidity: 50.1 (1.1)%; absolute humidity: 2.80 (0.1)kPa] and 29̊C [29.2 (0.2)̊C; 69.4 (0.9)%; 2.81 (0.05)kPa] with the same vapour pressure. The exercise intensity of the fixed-intensity trial was based on the average power output of the self-paced trial.</p></div><div><h3>Results</h3><p>Despite cutaneous blood flow at the forearm region showing counter intuitive results [35̊C: self-paced vs. fixed-intensity, 279.1 (28.4) vs. 227.1 (19.1)AU, <em>P</em>    =.03], all others variables were not different between self-paced and fixed-intensity or different thermal profiles, such as rectal temperature [35̊C: self-paced vs. fixed-intensity, 38.0 (0.1) vs. 37.9 (0.1)̊C; 29̊C: 37.9 (0.1) vs. 38.0 (0.1)̊C, all <em>P</em>      >.4].</p></div><div><h3>Conclusion</h3><p>We conclude that self-paced exercise does not reduce thermoregulatory strain in mild and moderate heat, when average workload is matched.</p></div><div><h3>Objectif</h3><p>L’objectif de cette étude était d’examiner les réponses thermorégulatrices à deux types d’exercices, l’un à intensité librement choisie et l’autre à intensité fixe. Ces deux types d’exercice étaient appariés pour la charge de travail moyenne, et réalisés sous deux ambiances climatiques à pression partielle constante.</p></div><div><h3>Méthodes</h3><p>Treize cyclistes, modérément à hautement entraînés [consommation maximale d’oxygène: 59 (2,5)ml/kg/min ; puissance de sortie maximale: 392,7 (14,1)W] ont participé volontairement à cette étude. Ils ont réalisé deux exercices d’intensité librement choisie de 30min et deux exercices d’intensité fixe de 30min. Ces exercices ont été effectués sous deux ambiances climatiques différentes à 35̊C [34,9 (0,2)̊C ; humidité relative : 50,1 (1,1)%; humidité absolue : 2,80 (0,1)kPa] et 29̊C [29,2 (0,2)̊C; 69,4 (0,9)%; 2,81 (0,05)kPa], à pression partielle constante. L’intensité de l’exercice à ","PeriodicalId":21728,"journal":{"name":"Science & Sports","volume":"39 3","pages":"Pages 284-293"},"PeriodicalIF":1.1,"publicationDate":"2024-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140463656","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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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