Health
Space travel speeds up aging, weakening of bones
Astronauts may go to space for weeks or months, and their bones can lose years in that environment.
Aug 4, 2022
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Page 3 - News tagged with astronauts
Medical research
Keeping the rhythm in space
Space is an inhospitable environment for the human body but we adapt remarkably well. Within hours, the brain adjusts to the lack of an up or down, as if floating is all it has ever known. Now researchers are learning how ...
Jun 15, 2017
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Oncology & Cancer
Unpacking space radiation to control astronaut and earthbound cancer risk
NASA limits an astronaut's radiation exposures to doses that keep their added risk of fatal cancer below 3 percent. Unfortunately, that ceiling restricts the time an astronaut may spend in space, which in turn restricts the ...
Mar 11, 2016
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Neuroscience
How deep space travel could affect the brain
Exposure to chronic, low dose radiation—the conditions present in deep space—causes neural and behavioral impairments in mice, researchers report in eNeuro. These results highlight the pressing need to develop safety ...
Aug 5, 2019
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Cardiology
Skoltech scientists unveil a new cardiac monitoring gadget
A team of Skoltech researchers has created a device that can monitor a cosmonaut's cardiovascular system during pre-flight training, space mission and after-flight rehabilitation. The results of their study were published ...
Mar 5, 2019
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Health
Astronauts' circulation woes can cue better health for all
A little more time on the treadmill may be just what the doctor ordered for Canada's astronauts battling microgravity's effects on circulation, according to one Western researcher.
Jan 19, 2018
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Health
Astronauts don't develop anemia during spaceflight, NASA study suggests
Space flight anemia - the reduction of circulating red blood cells (RBCs) during time spent in space - is an established phenomenon, but it may not be a major concern during long-duration space missions, according to a study ...
Sep 12, 2017
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Diseases, Conditions, Syndromes
UCI radiology researcher to aid NASA bone density study
A UC Irvine researcher is part of a NASA effort to understand more about bone density loss during astronauts' lengthy stays aboard the International Space Station.
Dec 10, 2012
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Sports medicine & Kinesiology
Pioneering muscle monitoring in space to help astronauts stay strong in low gravity
Astronauts have been able to track their muscle health in spaceflight for the first time using a handheld device, revealing which muscles are most at risk of weakening in low gravity conditions.
Mar 20, 2024
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Medical research
Long-duration space missions have lasting effects on spinal muscles
Astronauts who spend several months on the International Space Station have significant reductions in the size and density of paraspinal muscles of the trunk after returning to Earth, reports a study in Spine.
Jan 9, 2019
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