Results 81 to 90 of about 15,908 (215)

Effect of aerobic capacity on Lower Body Negative Pressure (LBNP) tolerance in females [PDF]

open access: yes
This investigation determined whether a relationship exists in females between: (1) aerobic capacity and Lower Body Negative Pressure (LBNP); and (2) aerobic capacity and change in LBNP tolerance induced by bed rest. Nine females, age 27-47 (34.6 plus or
Fortney, Suzanne M.   +2 more
core   +1 more source

A numerical model to assess deconditioning of the cardiovascular system in long-term exposure to microgravity. Verification and simulation of Mars mission scenarios [PDF]

open access: yes, 2016
Numerical simulations of the cardiovascular system are particularly important in scenarios where it is difficult to experiment different weightlessness exposure conditions.
Pérez Poch, Antoni
core  

Blistering barnacles: Space physiology in The Adventures of Tintin

open access: yes
Experimental Physiology, EarlyView.
Jacob P. Hartmann   +4 more
wiley   +1 more source

Epidural Spinal Cord Stimulation of Lumbosacral Networks Modulates Arterial Blood Pressure in Individuals With Spinal Cord Injury-Induced Cardiovascular Deficits

open access: yesFrontiers in Physiology, 2018
Disruption of motor and autonomic pathways induced by spinal cord injury (SCI) often leads to persistent low arterial blood pressure and orthostatic intolerance.
Sevda C. Aslan   +20 more
doaj   +1 more source

Physiologic responses to water immersion in man: A compendium of research [PDF]

open access: yes
A total of 221 reports published through December 1973 in the area of physiologic responses to water immersion in man were summarized. The author's abstract or summary was used whenever possible.
Dorchak, K. J.   +3 more
core   +1 more source

Clinical profile and cardiovascular autonomic function tests in patients with postural orthostatic tachycardia syndrome

open access: yesCHRISMED Journal of Health and Research, 2019
Background: Postural orthostatic tachycardia syndrome (POTS) is an autonomic disorder characterized by the clinical symptoms of orthostatic intolerance such as light-headedness, fatigue, sweating, tremor, anxiety, palpitation, exercise intolerance, and ...
Neeraj   +3 more
doaj   +1 more source

Effects of Weightlessness on Human Fluid and Electrolyte Physiology [PDF]

open access: yes
The changes that occur in human fluid and electrolyte physiology during the acute and adaptive phases of adaptation to spaceflight are summarized. A number of questions remain to be answered.
Johnson, Philip C., Jr.   +1 more
core   +1 more source

Presyncopal/Non-Presyncopal Outcomes of Post Spaceflight Stand Tests are Consistent from Flight to Flight [PDF]

open access: yes
The overall prevalence of orthostatic hypotension after short duration (6-18 d) spaceflight is 20% with existing countermeasures. However, it is not known if the outcomes of stand tests for orthostatic tolerance are consistent within individuals on ...
Martin, D. S., Meck, J. V.
core   +1 more source

Reduced Systolic Volume: Main Pathophysiological Mechanism in Patients with Orthostatic Intolerance?

open access: yesArquivos Brasileiros de Cardiologia
Background: Orthostatic intolerance patients' pathophysiological mechanism is still obscure, contributing to the difficulty in their clinical management.
Maria Zildany P. Távora-Mehta   +8 more
doaj   +1 more source

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