Scientists from the Australian National University conducted a simulation that showed how the human body would behave on Mars.. According to the institution's website, this model can be used to understand whether astronauts can survive the trip to the Red Planet, as well as cope with tasks on it..
The study sought to understand how the absence of Earth-like gravity would affect the health of the human cardiovascular system.. This is necessary in order to understand how people will cope with the Martian gravitational forces, which are not as strong as on our planet, without fainting and without the need for emergency medical care..
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Although there are many risks associated with traveling to Mars, it is the microgravity near zero gravity that is most worrying, says Lex van Loon, lead author of the study at the National University of Australia School of Medicine.. Together with exposure to harmful solar radiation, it can lead to “fundamental changes” in the body..
“We know that traveling to Mars takes six to seven months, and this can lead to a change in the structure of your blood vessels or the strength of your heart due to the weightlessness that comes from space travel,” said van Loon..
According to astrophysicist Emma Tucker, in microgravity, the heart can become "
" But when you go into space, that gravitational pull disappears.. This means that fluid moves into the upper half of your body, and this causes a reaction that tricks the body into thinking that there is too much fluid... This is why you can see astronauts fainting on the news when they set foot on Earth again. This is a fairly common occurrence as a result of space travel, and the longer you are in space, the more likely you are to faint when you return to gravity,” said Dr. Tucker..
A stay on Mars could lead to a 10% decrease in cardiac output despite a compensatory increase in heart rate of 7% while maintaining mean arterial pressure, according to a paper by scientists published in the journal Microgravity.. It is also noted that astronauts may encounter problems after returning to Earth if they stay on Mars for three or more years..
Previously, scientists talked about which plant should be grown first on Mars.