Results 51 to 60 of about 112,433 (213)

Influence of psychoemotional stress on the functional state of the neuromuscular system and the efficiency of sensorimotor activity of highly skilled athletes

open access: yesСлобожанський науково-спортивний вісник, 2017
Purpose: assessment of the influence of the level of psychoemotional stress and the effectiveness of mental self-regulation on the functional state of the neuromuscular system and the effectiveness of the sensorimotor activity of highly skilled athletes ...
Svitlana Fedorchuk   +4 more
doaj   +1 more source

Risk of acute somatic hospital admissions among seafarers: a registry-based study in Norway

open access: yesBMJ Open
Objectives To investigate whether seafarers in Norway who were declared unfit for service at sea or received a time-limited health certificate had a higher risk of acute somatic hospital admissions compared with those who received a full health ...
Stein Håkon Låstad Lygre   +3 more
doaj   +1 more source

Hyperbaric oxygen preconditioning rescues prolonged underwater exercise-induced hippocampal dysfunction by regulating microglia activation and polarization

open access: yesNeuroscience Research
Underwater exercise is becoming increasingly prevalent, during which brain function is necessary but is also at risk. However, no study has explored how prolonged exercise affect the brain in underwater environment.
Houyu Zhao   +8 more
doaj   +1 more source

Diving Behavior of the Reef Manta Ray Links Coral Reefs with Adjacent Deep Pelagic Habitats

open access: yesPLoS ONE, 2014
Recent successful efforts to increase protection for manta rays has highlighted the lack of basic ecological information, including vertical and horizontal movement patterns, available for these species. We deployed pop-up satellite archival transmitting
C. Braun   +3 more
semanticscholar   +1 more source

Extreme diving behaviour in devil rays links surface waters and the deep ocean

open access: yesNature Communications, 2014
Ecological connections between surface waters and the deep ocean remain poorly studied despite the high biomass of fishes and squids residing at depths beyond the euphotic zone.
S. Thorrold   +6 more
semanticscholar   +1 more source

RESPIRATORY GASES USED IN PROFESSIONAL DIVING [PDF]

open access: yesAnnals: Series on engineering sciences (Academy of Romanian Scientists)
An important role in the conception, design, manufacture and operation of underwater breathing apparatuses is played by the breathing gases used in these apparatuses.
Mircea DEGERATU, Sergiu IONIȚĂ
doaj   +1 more source

How man-made interference might cause gas bubble emboli in deep diving whales

open access: yesFrontiers in Physiology, 2014
Recent cetacean mass strandings in close temporal and spatial association with sonar activity has raised the concern that anthropogenic sound may harm breath-hold diving marine mammals.
A. Fahlman   +3 more
semanticscholar   +1 more source

Diving Deeper into Underwater Image Enhancement: A Survey [PDF]

open access: yesSignal processing. Image communication, 2019
Saeed Anwar, Chongyi Li
semanticscholar   +1 more source

Static Metabolic Bubbles as Precursors of Vascular Gas Emboli During Divers’ Decompression: A Hypothesis Explaining Bubbling Variability

open access: yesFrontiers in Physiology, 2019
IntroductionThe risk for decompression sickness (DCS) after hyperbaric exposures (such as SCUBA diving) has been linked to the presence and quantity of vascular gas emboli (VGE) after surfacing from the dive.
Jean-Pierre Imbert   +6 more
doaj   +1 more source

Recreational scuba diving: negative or positive effects of oxidative and cardiovascular stress?

open access: yesBiochemia Medica, 2014
Environmental conditions and increased physical activity during scuba diving are followed by increased production of free radicals and disturbed redox balance.
Antonija Perović, A. Unic, J. Dumić
semanticscholar   +1 more source

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