Results 11 to 20 of about 3,052,506 (152)

Lumped-Parameter Modelling of Cardiovascular System Dynamics under Different Healthy and Diseased Conditions [PDF]

open access: yes, 2013
Cardiovascular disease is the most common cause of death in the modern society, and research into the diagnosis and treatment of cardiovascular diseases is an urgent task.
Shi, Yubing
core   +5 more sources

Approaches to Competition: challenge and threat states in athletes [PDF]

open access: yes
Athletes can approach competition positively, as a challenge, or negatively, as a threat. The theory of challenge and threat states in athletes (TCTSA) outlines that a challenge state, contrary to a threat state, is characterised by high levels of self ...
MEIJEN, Carla
core   +6 more sources

Dietary nitrate reduces skeletal muscle oxygenation response to physical exercise : a quantitative muscle functional MRI study [PDF]

open access: yes, 2014
© 2014 The Authors. Physiological Reports published by Wiley Periodicals, Inc.
Gray, Stuart R   +12 more
core   +1 more source

Challenge and Threat States: Cardiovascular, Affective and Cognitive Responses to a Sports-Related Speech Task [PDF]

open access: yes, 2013
This study examined the relationship among cardiovascular responses indicative of challenge and threat states, self-efficacy, perceived control and emotions before an upcoming competition.
McCarthy, Paul J.   +9 more
core   +1 more source

Loneliness, social support and cardiovascular reactivity to laboratory stress [PDF]

open access: yes, 2007
Self-reported or explicit loneliness and social support have been inconsistently associated with cardiovascular reactivity (CVR) to stress. The present study aimed to adapt an implicit measure of loneliness, and use it alongside the measures of explicit ...
Gidron, Y.Y.   +9 more
core   +1 more source

The Potential for Physiological Performance Curves to Shape Environmental Effects on Social Behavior

open access: yesFrontiers in Physiology, 2021
As individual animals are exposed to varying environmental conditions, phenotypic plasticity will occur in a vast array of physiological traits. For example, shifts in factors such as temperature and oxygen availability can affect the energy demand ...
Shaun S. Killen   +5 more
doaj   +1 more source

Electrocardiographic Qrs Axis, Q Wave and T-wave Changes in 2nd and 3rd Trimester of Normal Pregnancy [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2014
Background: Pregnancy although a physiological phenomena affects all the functions of the maternal body and brings about remarkable changes in the cardiovascular system.
SUNITHA. M.   +2 more
doaj   +1 more source

Single-leg cycling to maintain and improve function in healthy and clinical populations

open access: yesFrontiers in Physiology, 2023
Exercise with reduced muscle mass facilitates greater muscle-specific adaptations than training with larger muscle mass. The smaller active muscle mass can demand a greater portion of cardiac output which allows muscle(s) to perform greater work and ...
C. Eric Heidorn   +8 more
doaj   +1 more source

Tunicamycin Protects against LPS-Induced Lung Injury

open access: yesPharmaceuticals, 2022
The pulmonary endothelium is a dynamic semipermeable barrier that orchestrates tissue-fluid homeostasis; regulating physiological and immunological responses.
Khadeja-Tul Kubra   +2 more
doaj   +1 more source

Effects of radio- and microwaves emitted by wireless communication devices on the functions of the nervous system selected elements

open access: yesMedycyna Pracy, 2016
Nervous system is the most “electric” system in the human body. The research of the effects of electromagnetic fields (EMFs) of different frequencies on its functioning have been carried out for years.
Piotr Politański   +2 more
doaj   +1 more source

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