Browsing by Author "Hayes, Lawrence D."
Now showing items 1-14 of 14
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An 8-week program of plyometrics and sprints with changes of direction improved anaerobic fitness in young male soccer players
Aloui, Ghaith; Hermassi, Souhail; Khemiri, Aymen; Bartels, Thomas; Hayes, Lawrence D.; Bouhafs, El Ghali; Chelly, Mohamed Souhaiel; Schwesig, René... more authors ... less authors ( MDPI , 2021 , Article)This study examined the effects of 8 weeks of twice-weekly combined plyometric and sprint with change-of-direction (CPSCoD) training into habitual training regimes of young male soccer players. Participants were randomly ... -
Associations between biological maturation, physical performance, postural control, and mathematical achievement in youth soccer players
Hermassi, Souhail; Konukman, Ferman; Al-Marri, Senaid Salem; Hayes, Lawrence D.; Bartels, Thomas; Schwesig, René... more authors ... less authors ( Public Library of Science , 2024 , Article)This investigation explored relationships between biological maturation, physical and academic performance in young male soccer players. Thirty-eight players (age: 9.79 ± 1.21 years; body mass index (BMI): 20.4 ± 2.39 ... -
Combined Plyometric and Short Sprint Training in U-15 Male Soccer Players: Effects on Measures of Jump, Speed, Change of Direction, Repeated Sprint, and Balance
Aloui, Ghaith; Hermassi, Souhail; Bartels, Thomas; Hayes, Lawrence D.; Bouhafs, El Ghali; Chelly, Mohamed Souhaiel; Schwesig, René... more authors ... less authors ( Frontiers Media S.A. , 2022 , Article)This study examined the effect of 8 weeks of biweekly combined plyometric and short sprint training into the typical within-season training schedule of youth male soccer players. Participants were allocated at random to ... -
Differences in body composition, static balance, field test performance, and academic achievement in 10–12-year-old soccer players
Hermassi, Souhail; Hayes, Lawrence D.; Bartels, Thomas; Schwesig, René ( Frontiers Media S.A. , 2023 , Article)Introduction: This study aimed to compare 10–12-year-old Qatari male soccer players (n = 45) regarding different dimensions (anthropometric, academic and physical performance). Methods: Anthropometric parameters (body mass, ... -
Differences in fitness and academic attainment between obese, and non obese school-age adolescent handball players: An explorative, cross-sectional study
Hermassi, Souhail; Hayes, Lawrence D.; Schwesig, René ( MDPI AG , 2021 , Article)This study investigated differences in physical fitness and academic attainment in obese and non-obese adolescent handball players. A total of 31 males (age: 15.5 ± 1.2 years; body mass: 77.8 ± 17.7 kg; height: 1.71 ± 0.10 ... -
Differences in Health-Related Physical Fitness and Academic School Performance in Male Middle-School Students in Qatar: A Preliminary Study
Hermassi, Souhail; Hayes, Lawrence D.; Sanal-Hayes, Nilihan E.M.; Schwesig, René ( Frontiers Media S.A. , 2022 , Article)This study examined the differences in the level of physical fitness and academic performance among male middle-school children based on different body status categories. A total of 69 male children [age: 12.4 ± 0.7 years; ... -
Differences in the Anthropometric Measurements and Performance Tests of Qatari First Division Handball Players Depending on Position
Alneama, Abdulla; Hermassi, Souhail; Hayes, Lawrence D.; Bartels, Thomas; Konukman, Ferman; Fieseler, Georg; Schwesig, René; Chelly, Mohamed Souhaiel... more authors ... less authors ( Multidisciplinary Digital Publishing Institute (MDPI) , 2023 , Article)Featured Application: The aim of this study was to compare the anthropometric and physical characteristics of male team handball players and analyze the relationships between these parameters and playing positions. Because ... -
Effects of Combined Plyometric and Short Sprints Training on Athletic Performance of Male U19 Soccer Players
Aloui, Ghaith; Souhail, Hermassi; Hayes, Lawrence D.; Bouhafs, El Ghali; Chelly, Mohamed Souhaiel; Schwesig, René... more authors ... less authors ( Frontiers Media S.A. , 2021 , Article)This project investigated adding 8 weeks of biweekly plyometric and short sprints training into standard training in elite youth soccer players. An experimental group (EG, n = 18, age: 17.6 ± 0.6 years, body mass: 67.6 ± ... -
Effects of home confinement on the intensity of physical activity during the covid-19 outbreak in team handball according to country, gender, competition level and playing position: A worldwide study
Hermassi, Souhail; Bouhafs, El Ghali; Bragazzi, Nicola Luigi; Ichimura, Shiro; Alsharji, Khaled E.; Hayes, Lawrence D.; Schwesig, René... more authors ... less authors ( MDPI AG , 2021 , Article)This study investigated effects of home confinement on physical activity (PA) in Team Handball during the COVID-19 outbreak. A total of 1359 handball players participated (age: 23 ± 6 years). Participants from Europe, ... -
Fitness, Fatness, and Academic Attainment in Male Schoolchildren from a Soccer Academy
Hermassi, Souhail; Bartels, Thomas; Hayes, Lawrence D.; Schwesig, René ( MDPI , 2022 , Article)This investigation explored the association between anthropometric measures, fitness, and academic attainment (mathematics and science grade point average [GPA]) in male schoolchildren from a soccer academy. Thirty-one ... -
Physical Activity, Sedentary Behavior, and Satisfaction With Life of University Students in Qatar: Changes During Confinement Due to the COVID-19 Pandemic
Hermassi, Souhail; Hayes, Lawrence D.; Salman, Ahmad; Sanal-Hayes, Nilihan E.M.; Abassi, Emna; Al-Kuwari, Lolwa; Aldous, Nada; Musa, Nemah; Alyafei, Amna; Bouhafs, El Ghali; Schwesig, René... more authors ... less authors ( Frontiers Media S.A. , 2021 , Article)This study explored the effects of home confinement on physical activity (PA) and satisfaction with life (SL) among university students during the COVID-19 pandemic. A total of 531 subjects participated [male: n=203; female: ... -
Physical Education and Gender Differences in Physical Activity, Sedentary Behavior Related to Academic Success of Science-Related Courses for Children in the State of Qatar
Hermassi, Souhail; Konukman, Ferman; Hayes, Lawrence D.; Schwesig, René ( Multidisciplinary Digital Publishing Institute (MDPI) , 2023 , Article)Featured Application: The aim of this study was to determine gender effects regarding anthropometric, physical activity and academic performance for schoolchildren in Qatar. Relevant gender differences were only observed ... -
Physical Fitness and Academic Performance in Normal Weight, Overweight, and Obese Schoolchild Handball Players in Qatar: A Pilot Study
Hermassi, Souhail; Hayes, Lawrence D.; Bragazzi, Nicola Luigi; Schwesig, René ( Frontiers Media S.A. , 2021 , Article)This study aimed to investigate the relationships between physical fitness and academic performance in youth handball players of different BMI classifications. Thirty-three male handball players (age: 10.3 ± 0.61 years; ... -
Relationship between fatness, physical fitness, and academic performance in normal weight and overweight schoolchild handball players in Qatar State
Hermassi, Souhail; Chelly, Mohamed Souhaiel; Michalsik, Lars Bojsen; Sanal, Nilihan E.M.; Hayes, Lawrence D.; Cadenas-Sanchez, Cristina... more authors ... less authors ( Public Library of Science , 2021 , Article)The aim of this study was to examine the correlation between physiological parameters (namely fatness and physical fitness) with academic performance (namely mathematics and science grade point average [GPA]) in normal ...