Results 61 to 70 of about 215,358 (303)

Physical exertion and working efficiency of reforestation workers

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   +1 more source

Agent causation as a solution to the problem of action [PDF]

open access: yes, 2017
My primary aim is to defend a nonreductive solution to the problem of action. I argue that when you are performing an overt bodily action, you are playing an irreducible causal role in bringing about, sustaining, and controlling the movements of your ...
Brent, Michael
core   +1 more source

Cell‐cycle‐specific lesion evolution rather than inhibition of double‐strand‐break repair underpins cisplatin radiosensitization

open access: yesMolecular Oncology, EarlyView.
We analyze cisplatin–DNA adducts (CDAs) and double‐strand breaks (DSBs) in a cell‐cycle‐dependent manner. We find that CDAs form similarly across all cell cycle phases. DSBs arise only in S‐phase. CDAs might not directly impair DSB repair, but S‐phase DSB lesions evolve in the presence of CDAs and disrupt repair in G2, also causing radiosensitization ...
Ye Qiu   +10 more
wiley   +1 more source

Comparison of different ways of expressing creatine kinase concentration of soccer players during a competitive season

open access: yesMotriz: Revista de Educacao Fisica
The aim of this study was to analyze the responses of creatine kinase [CK] expressed in different forms to the training load of professional soccer players during a competitive season. Twelve players (age, 24 ± 4 years) participated in the study.
Daniel Barbosa Coelho   +8 more
doaj   +1 more source

The Acute Effects of Cognitively Demanding Physical Activity on Inhibitory and Affective Responses in Children: An Online-Based Mixed Methods Approach

open access: yesChildren, 2022
This online study investigated the acute effects of a cognitively demanding physical activity (CDPA) vs a simple physical activity (SPA) bout on children’s inhibitory and affective responses.
Ricardo M. G. Martins   +4 more
doaj   +1 more source

The physiological and mechanical demands of aerobics, indoor cycling, and netball in recreationally active females [PDF]

open access: yes, 2019
Background Group-based exercise is a popular method of improving fitness. However, limited research exists on the mul- tidisciplinary responses to group-based exercise. Aims The aim of this study was to compare the physiological and mechanical demands of
GREIG, MATT   +2 more
core   +2 more sources

Metastasis on pause: How dormant tumor cells stay hidden within the tumor microenvironment and evade immune surveillance

open access: yesMolecular Oncology, EarlyView.
Dormant cancer cells can hide in distant organs for years, evading treatment and the immune system. This review highlights how signals from the surrounding tissue and immune environment keep these cells inactive or trigger their reawakening. Understanding these mechanisms may help develop therapies to eliminate or control dormant cells and prevent ...
Kanishka Tiwary   +1 more
wiley   +1 more source

Cardiohemodinamic condition and physical working capacity in sportsmen with small anomalies of heart development

open access: yesZaporožskij Medicinskij Žurnal, 2015
Aim. Cardiohemodinamic changes in sportsmen with small anomalies of heart development during performance of physical exertion and their influence on physical working capacity is an actual problem of modern sports medicine. Methods and results. For the
O. B. Nekhanevich
doaj   +1 more source

The role of lipid metabolism in neuronal senescence

open access: yesFEBS Open Bio, EarlyView.
Disrupted lipid metabolism, through alterations in lipid species or lipid droplet accumulation, can drive neuronal senescence. However, lipid dyshomeostasis can also occur alongside neuronal senescence, further amplifying tissue damage. Delineating how lipid‐induced senescence emerges in neurons and glial cells, and how it contributes to ageing and ...
Dikaia Tsagkari   +2 more
wiley   +1 more source

Skin temperature of middle distance runners after a maximum effort test

open access: yesActa Scientiarum. Health Sciences, 2020
The purpose of this study was to analyze skin temperature (Tsk) responses after a short-term maximum effort test in middle-distance runners. A quasi-experimental study was conducted with ten men (age 23.5±5.10 years) who trained 5 days per week, 2 to 3 ...
Jean Artur Mendonça Barboza   +5 more
doaj   +1 more source

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