Results 11 to 20 of about 18,001 (301)

Effects of 15-Days −6° Head-Down Bed Rest on the Attention Bias of Threatening Stimulus

open access: yesFrontiers in Psychology, 2022
Previous researchers have found that head-down bed rest (HDBR) will affect the emotional state of individuals, and negative emotions such as anxiety are closely related to attention bias.
Shan Jiang   +7 more
doaj   +1 more source

Assessing the effects of artificial gravity in an analog of long-duration spaceflight: The protocol and implementation of the AGBRESA bed rest study

open access: yesFrontiers in Physiology, 2022
A comprehensive strategy is required to mitigate risks to astronauts’ health, well-being, and performance. This strategy includes developing countermeasures to prevent or reduce adverse responses to the stressors astronauts encounter during spaceflight ...
Gilles Clément   +12 more
doaj   +1 more source

Cancer Studies under Space Conditions: Finding Answers Abroad

open access: yesBiomedicines, 2021
In this review article, we discuss the current state of knowledge in cancer research under real and simulated microgravity conditions and point out further research directions in this field. Outer space is an extremely hostile environment for human life,
José Luis Cortés-Sánchez   +8 more
doaj   +1 more source

High-gradient magnetic fields and starch metabolism: results from a space experiment

open access: yesScientific Reports, 2022
Directing plant growth in weightlessness requires understanding the processes that establish plant orientation and how to manipulate them. Both gravi- and phototropism determine directional growth and previous experiments showed that high gradient ...
K. H. Hasenstein   +3 more
doaj   +1 more source

Microgravity and Musculoskeletal Health: What Strategies Should Be Used for a Great Challenge?

open access: yesLife, 2023
Space colonization represents the most insidious challenge for mankind, as numerous obstacles affect the success of space missions. Specifically, the absence of gravitational forces leads to systemic physiological alterations, with particular emphasis on
Roberto Bonanni   +4 more
doaj   +1 more source

Cerebral Circulation and Brain Temperature during an Ultra-Short Session of Dry Immersion in Young Subjects

open access: yesPathophysiology, 2023
The primary aim of the study was to assess cerebral circulation in healthy young subjects during an ultra-short (45 min) session of ground-based microgravity modeled by “dry” immersion (DI), with the help of a multifunctional Laser Doppler Flowmetry (LDF)
Liudmila Gerasimova-Meigal   +4 more
doaj   +1 more source

Zero-Gravity Robotic-Assisted Locomotion Simulator in Rehabilitation: a Prospective Randomized Clinical Study of 30 Spinal Trauma Sequelae Patients

open access: yesВестник восстановительной медицины, 2022
INTRODUCTION. According to the WHO, between 250,000 and 500,000 people are affected every year with spinal cord injury (SCI) around the world. The number of disabled people as a result of spinal cord injury in Russia is estimated to be over 250,000 and ...
Polina V. Tkachenko, Vadim D. Daminov
doaj   +1 more source

Micro-CT Study of Mongolian Gerbil Humeral Bone After Prolonged Spaceflight Based on a New Algorithm for Delimitation of Long-Bone Regions

open access: yesFrontiers in Physiology, 2021
The Mongolian gerbil displays unique physiological and anatomical features that make this species an attractive object for biological experiments in space.
Yuri S. Krivonosov   +8 more
doaj   +1 more source

Effects of real and simulated weightlessness on the cardiac and peripheral vascular functions of humans: A review

open access: yesInternational Journal of Occupational Medicine and Environmental Health, 2015
Weightlessness is an extreme environment that can cause a series of adaptive changes in the human body. Findings from real and simulated weightlessness indicate altered cardiovascular functions, such as reduction in left ventricular (LV) mass, cardiac ...
Hui Zhu, Hanqing Wang, Zhiqiang Liu
doaj   +1 more source

Simulated Weightlessness Perturbs the Intestinal Metabolomic Profile of Rats

open access: yesFrontiers in Physiology, 2019
Recently, disorders of intestinal homeostasis in the space environment have been extensively demonstrated. Accumulating evidence have suggested microgravity and simulated weightlessness could induce dysbiosis of intestinal microbiota, which may ...
Mingliang Jin   +5 more
doaj   +1 more source

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