Zobrazeno 1 - 10
of 103
pro vyhledávání: '"Adam, Zajac"'
Autor:
Magdalena Prończuk, Tomasz Chamera, Jarosław Markowski, Jan Pilch, Wojciech Smólka, Adam Zajac, Adam Maszczyk
Publikováno v:
Biology of Sport, Vol 41, Iss 3, Pp 97-104 (2024)
The objective of this paper was to determine the impact of EEG-biofeedback training on the motivation and efficiency of powerlifters during the bench press exercise in relation to the external load and the level of training. The study included 18 tra
Externí odkaz:
https://doaj.org/article/a9f4a0ef618f49f6b956b0032b5173cc
Publikováno v:
Annals of the Polish Association of Agricultural and Agribusiness Economists, Vol XXIV, Iss 3, Pp 83-93 (2022)
The study attempts to identify changes in the farm credit market in Poland during the Covid-19 pandemic. The research used the data of the Central Statistical Office and the Credit Information Bureau for the years 2017-2020. In the course of the rese
Externí odkaz:
https://doaj.org/article/4f67182bcc8d4246bba71aa7ae386270
Autor:
Michał Krzysztofik, Robert Trybulski, Bartosz Trąbka, Dawid Perenc, Konrad Łuszcz, Adam Zajac, Dan Iulian Alexe, Tatiana Dobrescu, Cristina Elena Moraru
Publikováno v:
BMC Sports Science, Medicine and Rehabilitation, Vol 14, Iss 1, Pp 1-8 (2022)
Abstract Background Various studies have used different exercise protocols as post-activation performance enhancement (PAPE) stimulus; however, little attention has been given to the effects of exercise range of motion on the PAPE effect and subseque
Externí odkaz:
https://doaj.org/article/2e01e9a362a24779ba292c74a7a2eade
Autor:
Robert Trybulski, Jakub Jarosz, Michal Krzysztofik, Milena Lachowicz, Grzegorz Trybek, Adam Zajac, Michal Wilk
Publikováno v:
Scientific Reports, Vol 12, Iss 1, Pp 1-7 (2022)
Abstract The study aimed to evaluate the impact of ischemia, used only before particular sets of a lower limb resistance exercise on power output. Ten healthy resistance-trained males (age = 26 ± 6 years; body mass = 90 ± 9 kg; training experience
Externí odkaz:
https://doaj.org/article/4da88951bfd7428c9e4761865df4ec0c
Publikováno v:
Biology of Sport, Vol 39, Iss 4, Pp 1049-1054 (2022)
Sprinting speed is one of the most significant motor abilities in team sport games and all sprint, hurdling and jumping events in athletics. Over the years numerous methods and devices have been developed to improve sprinting performance. One of the
Externí odkaz:
https://doaj.org/article/2a9e833aaaa5458691e1818828fcd08d
Autor:
Andreas Salagas, Athanasios Tsoukos, Gerasimos Terzis, Vassilis Paschalis, Christos Katsikas, Michal Krzysztofik, Michal Wilk, Adam Zajac, Gregory C. Bogdanis
Publikováno v:
Frontiers in Physiology, Vol 13 (2022)
This study compared the effects of short-duration ischemic preconditioning, a single-set high-resistance exercise and their combination on subsequent bench press performance. Twelve men (age: 25.8 ± 6.0 years, bench press 1-RM: 1.21 ± 0.17 kg kg−
Externí odkaz:
https://doaj.org/article/9a38743da8734227bbe24ca343e064f0
Autor:
Mateusz HALZ, Magdalena KASZUBA, Jonatan HELBIN, Sara KRZYSZTOFIK, Aleksandra SUCHANECKA, Adam ZAJAC
Publikováno v:
Baltic Journal of Health and Physical Activity, Vol 14, Iss 2, p Article1 (2022)
Introduction. Previous studies have shown that several weeks of beta-alanine (BA) supplementation increases anaerobic work capacity and decreases muscular fatigue, but limited research was conducted on elite martial arts athletes. Therefore, the purp
Externí odkaz:
https://doaj.org/article/99134a72d2364dc78bc698c933848aea
Autor:
Jakub Jarosz, Robert Trybulski, Michał Krzysztofik, Athanasios Tsoukos, Aleksandra Filip-Stachnik, Adam Zajac, Gregory C. Bogdanis, Michal Wilk
Publikováno v:
Frontiers in Physiology, Vol 12 (2021)
The main aim of the present study was to evaluate the acute effects of ischemia used during rest periods on bar velocity changes during the bench press exercise at progressive loads, from 20 to 90% of 1RM. Ten healthy resistance trained men volunteer
Externí odkaz:
https://doaj.org/article/bfc1151727b64cdeb56f65d3dc4799d2
Autor:
Aleksandra Filip-Stachnik, Robert Krawczyk, Michal Krzysztofik, Agata Rzeszutko-Belzowska, Marcin Dornowski, Adam Zajac, Juan Del Coso, Michal Wilk
Publikováno v:
Journal of the International Society of Sports Nutrition, Vol 18, Iss 1 (2021)
Purpose Previous investigations have found positive effects of acute ingestion of capsules containing 4-to-9 mg of caffeine per kg of body mass on several aspects of judo performance. However, no previous investigation has tested the effectiveness of
Externí odkaz:
https://doaj.org/article/ce3eef6df50a4233adc457d4d9889b87
Autor:
Michal Wilk, Robert Trybulski, Michal Krzysztofik, Grzegorz Wojdala, Yuri Campos, Adam Zajac, Ewelina Lulińska, Petr Stastny
Publikováno v:
Frontiers in Physiology, Vol 12 (2021)
The main goal of the present study was to evaluate the effects of different blood flow restriction (BFR) protocols (continuous and intermittent) on peak bar velocity (PV) and mean bar velocity (MV) during the squat exercise at progressive loads, from
Externí odkaz:
https://doaj.org/article/bd2088880e4b41b0aaa64221a307991e