Results 21 to 30 of about 38,078 (231)

Back to the future—revisiting Skylab data on ocular counter-rolling and motion sickness

open access: yesFrontiers in Physiology, 2023
In the early 1970s, nine astronauts participated in missions to the Skylab space station. During two preflight testing sessions at the Naval Aerospace Medical Research Laboratory in Pensacola, the amplitudes of their ocular counter-rolling (OCR) during ...
Gilles Clément   +4 more
doaj   +1 more source

Swiss Parabolic Flights: Development of a Non-Governmental Parabolic Flight Program in Switzerland Based on the Airbus A310 ZERO-G

open access: yesAerospace, 2023
Parabolic flights are one of the most important pillars for research, development, and applications in space. Accordingly, we developed the world’s first non-governmental parabolic flight program using Novespace’s Airbus A310 ZERO-G. Through the flexible
Oliver Ullrich   +11 more
doaj   +1 more source

Effects of Simulated Microgravity and Hypergravity Conditions on Arm Movements in Normogravity

open access: yesFrontiers in Neural Circuits, 2021
The human sensorimotor control has evolved in the Earth’s environment where all movement is influenced by the gravitational force. Changes in this environmental force can severely impact the performance of arm movements which can be detrimental in ...
Marko Jamšek   +9 more
doaj   +1 more source

Muscle in Variable Gravity: “I Do Not Know Where I Am, But I Know What to Do”

open access: yesFrontiers in Physiology, 2021
Purpose: Fascicle and sarcomere lengths are important predictors of muscle mechanical performance. However, their regulation during stretch-shortening cycle (SSC) activities in usual and challenging conditions is poorly understood.
Elena Monti   +12 more
doaj   +1 more source

Impact of different ground-based microgravity models on human sensorimotor system

open access: yesFrontiers in Physiology, 2023
This review includes current and updated information about various ground-based microgravity models and their impact on the human sensorimotor system.
Alina Saveko   +11 more
doaj   +1 more source

Predicting motion sickness during parabolic flight [PDF]

open access: yesAutonomic Neuroscience, 2002
There are large individual differences in susceptibility to motion sickness. Attempts to predict who will become motion sick have had limited success. In the present study, we examined gender differences in resting levels of salivary amylase and total protein, cardiac interbeat intervals (R-R intervals), and a sympathovagal index and evaluated their ...
Deborah L, Harm, Todd T, Schlegel
openaire   +2 more sources

A Zero-Gravity Instrument to Study Low Velocity Collisions of Fragile Particles at Low Temperatures [PDF]

open access: yes, 2009
We discuss the design, operation, and performance of a vacuum setup constructed for use in zero (or reduced) gravity conditions to initiate collisions of fragile millimeter-sized particles at low velocity and temperature.
Blum, J.   +16 more
core   +7 more sources

Modulation of Differentiation Processes in Murine Embryonic Stem Cells Exposed to Parabolic Flight-Induced Acute Hypergravity and Microgravity. [PDF]

open access: yesStem Cells Dev, 2018
Acharya A   +10 more
europepmc   +2 more sources

Hypogravity research and educational parabolic flight activities conducted in Barcelona: a new Hub of innovation in Europe [PDF]

open access: yes, 2016
We report on different research and educational activities related to parabolic flights conducted in Barcelona since 2008. We use a CAP10B single-engine aerobatic aircraft flying out of Sabadell Airport and operating in visual flight conditions providing
López Álvarez, David   +2 more
core   +2 more sources

Effects of parabolic flight and spaceflight on the endocannabinoid system in humans [PDF]

open access: yes, 2012
The endocannabinoid system (ECS) plays an important role in the regulation of physiological functions, from stress and memory regulation to vegetative control and immunity.
Chouker, Alexander   +7 more
core   +1 more source

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