Results 131 to 140 of about 27,674 (249)

A Descriptive Qualitative Study of Patient and Carer Perspectives on the Acceptability of Transcatheter Aortic Valve Implantation

open access: yesJournal of Advanced Nursing, Volume 82, Issue 5, Page 5305-5318, May 2026.
ABSTRACT Aim To provide a structured analysis of the acceptability of transcatheter aortic valve implantation to support clinical conversations, decision making and recovery for older adults with aortic stenosis and their carers. Background While transcatheter aortic valve implantation is an effective treatment for heart valve disease, its ...
Nicola Straiton   +2 more
wiley   +1 more source

Investigation to determine the effects of long-term bed rest on G-tolerance and on psychomotor performance Final report [PDF]

open access: yes
Prolonged bed rest effects on gravity tolerance and psychomotor performance of ...
Brunjes, S.   +3 more
core   +1 more source

Skeletal muscle mitochondrial marker responses to a single bout and 6 weeks of high load versus high volume resistance training in previously trained men

open access: yesExperimental Physiology, Volume 111, Issue 5, Page 2564-2574, 1 May 2026.
Abstract The effects of high‐load (HL) versus high‐volume (HV) resistance training (RT) on various molecular outcomes are similar. However, mitochondrial responses remain understudied. Therefore, the purpose of this study was to interrogate mitochondrial mRNA and protein responses to acute and chronic HL versus HV RT.
Breanna Mueller   +13 more
wiley   +1 more source

Gravitational Force and the Cardiovascular System [PDF]

open access: yes
Cardiovascular responses to changes in gravitational force are considered. Man is ideally suited to his 1-g environment. Although cardiovascular adjustments are required to accommodate to postural changes and exercise, these are fully accomplished for ...
Farhi, L. E.   +3 more
core   +1 more source

Research opportunities in muscle atrophy [PDF]

open access: yes
Muscle atrophy in a weightless environment is studied. Topics of investigation include physiological factors of muscle atrophy in space flight, biochemistry, countermeasures, modelling of atrophied muscle tissue, and various methods of measurement of ...
Herbison, G. J., Talbot, J. M.
core   +1 more source

The effects of bedrest on crew performance during simulated shuttle reentry. Volume 2: Control task performance [PDF]

open access: yes
A simplified space shuttle reentry simulation performed on the NASA Ames Research Center Centrifuge is described. Anticipating potentially deleterious effects of physiological deconditioning from orbital living (simulated here by 10 days of enforced ...
Allen, R. W.   +3 more
core   +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

An overview of gravitational physiology [PDF]

open access: yes
The focus of this review is on the response of humans and animals to the effects of the near weightless condition occurring aboard orbiting spacecraft. Gravity is an omnipresent force that has been a constant part of our lives and of the evolution of all
Miquel, Jaime, Souza, Kenneth A.
core   +1 more source

Effects of simulated weightlessness on regional blood flow specifically during cardiovascular stress [PDF]

open access: yes
Significant changes in the cardiovasular system of humans and animals have been observed following exposure to prolonged periods of weightlessness during space flight.
Harrison, D. C.
core   +1 more source

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