Results 21 to 30 of about 91,865 (295)

Immediate risk of myocardial infarction following physical exertion, tea, and coffee: A case-crossover study in Thailand. [PDF]

open access: yesPLoS ONE, 2019
BackgroundPhysical exertion and caffeine consumption are associated with acute myocardial infarction (MI). However, physical exertion and caffeine consumption have not been examined as immediate triggers of MI in low and middle-income countries ...
Vitool Lohsoonthorn   +8 more
doaj   +2 more sources

Fatigue induced by physical and mental exertion increases perception of effort and impairs subsequent endurance performance

open access: yesFrontiers in Physiology, 2016
Endurance performance involves the prolonged maintenance of constant or self-regulated power/velocity or torque/force. While the impact of numerous determinants of endurance performance has been previously reviewed, the impact of fatigue on subsequent ...
Benjamin Pageaux, Romuald Lepers
doaj   +2 more sources

Physical activity, self-efficacy, and perceived exertion among adolescents [PDF]

open access: yesResearch in Nursing and Health, 2004
The relationship of self-efficacy, a sense of confidence in personal physical activity (PA) skills, to perceived exertion during activity was explored among 168 African American and European American boys and girls between 9 and 17 years of age ...
, Nola J Pender, David L Ronis
exaly   +2 more sources

Physical Exertion Immediately Prior to Placental Abruption: A Case-Crossover Study. [PDF]

open access: yesAm J Epidemiol, 2018
El texto completo de este trabajo no está disponible en el Repositorio Académico UPC por restricciones de la casa editorial donde ha sido publicado.While there is consistent evidence that episodes of physical exertion are associated with an immediately ...
Chahal HS   +10 more
europepmc   +2 more sources

Physical exertion and working efficiency of reforestation workers [PDF]

open access: yesJournal of Occupational Medicine and Toxicology, 2011
Background The purpose of this study was to quantify the physical exertion during tree planting work and to examine the relationships between exertion, task efficiency, and productivity.
Kennedy Michael D, Hodges Alastair NH
doaj   +3 more sources

Evaluation of Invisible Physical and Mental Exertion from CT Scan Operation in Saudi Arabian Hospitals

open access: yes, 2019
International audienceAdvancement in science and technology has increased work exertion tremendously. Many researchers and professionals have noted the importance of work exertion in correlation with the work environment.
Saad Aldoihi, Omar Hammami
exaly   +1 more source

EEG Source Localization during an Arm Isometric Force Exertion Task at Different Levels of Perceived Exertion

open access: yesJournal of Integrative Neuroscience, 2023
Background: Neuroergonomics is an emerging science that focuses on the human brain’s performance during physical work. The advent of portable neurophysiological methods, including electroencephalography (EEG), has enabled measurements of real-time brain ...
Lina Ismail, Waldemar Karwowski
doaj   +1 more source

Examining physical training versus physical and mental training programmes in Swimrun semi-professional athletes: A randomised, controlled, trial [PDF]

open access: yesJournal of Health and Social Sciences, 2016
Objective: The purpose of this study was to identify the effect of two psychological interventions, named ‘Mental imagery’ and ‘Motivational self-talk’ training used in combination, on perceived excertion and flow state in a sample of Swimrun semi ...
Francesco Chirico   +2 more
doaj   +1 more source

Validity of a pictorial perceived exertion scale for effort estimation and effort production during stepping exercise in adolescent children [PDF]

open access: yes, 2002
This is the author's PDF version of an article published in European Physical Education Review ©2002. The definitive version is available at http://epe.sagepub.com.Recent developments in the study of paediatric effort perception have continued to ...
Lamb, Kevin L.   +6 more
core   +1 more source

Response of a Number of Gas Exchange Variables to Aerobic Physical Exertion of Varying Intensity Children Aged (10-12) Years [PDF]

open access: yesمجلة الرافدين للعلوم الرياضية, 2021
  Identify the differences in the variables (relative oxygen consumption volume (V̇O2), relative carbon dioxide volume (V̇CO2), respiratory exchange ratio (RER), and metabolic equivalent (METs)) when moving from rest to physical aerobic exertion of ...
Omar Al-Naqeeb, Ahmed Taha
doaj   +1 more source

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