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NASA Concludes That Space Travel Changes The Human DNA

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Space travel can change you in way you can’t even imagine.

The worries of space travel travel can modify a man’s hereditary makeup, NASA says, and the progressions can wait even after an arrival to Earth.

One of the effects of space travel is that DNA doesn’t come back to ordinary after a stay in space. The January finding was incorporated into a NASA declaration validating various 2017 preparatory discoveries on the impacts of room go on the human body.

US astronaut Scott Kelly gestures as his space suit is tested at the Russian-leased Baikonur cosmodrome, prior to blasting off to the International Space Station (ISS), late on March 27, 2015. (Photo credit should read KIRILL KUDRYAVTSEV/AFP/Getty Images)

Specialists found around 93% of astronaut Scott Kelly’s qualities come back to normal after burning through one year at the International Space Station. Be that as it may, the other 7% stayed changed, even after Kelly came back to earth, flagging space travel can have longer-term changes on a man’s body.

A NASA statement said “Scott’s DNA did not fundamentally change. What researchers did observe are changes in gene expression, which is how your body reacts to your environment. This likely is within the range for humans under stress, such as mountain climbing or SCUBA diving.” This is to say the changes were minimal and should not be a source of worry to aspiring astronauts.

The discoveries are a piece of the Twins Study, which looks to investigate the physical and mental impacts of space travel. The test included various tests on Scott Kelly and his sibling Mark Kelly while Scott was in space and Mark was on Earth.

NASA discovered spaceflight influences your genes through oxygen deprivation, increased inflammation and other changes in nutrients. Those burdens add to the presence of many “space genes,” Cornell University scientist Chris Mason clarifies. The qualities, he stated, stayed changed after Scott Kelly’s arrival.

The other findings of the report includes;

Scott’s telomeres on the ends of his chromosomes in his white blood cells lengthened while in space. Researchers said that could be attributed to increased exercise and his reduced calorie intake during flight. The telomeres shortened when he returned. Telomeres typically decrease in length as a person ages.

Scott’s cognitive abilities in speed and accuracy slowed just slightly after the mission, “possibly due to re-exposure and adjustment to Earth’s gravity” and his busy schedule after returning to Earth. 

Time could also be a factor here in that it could very well depend on how long one is gone for. Scott Kelly was away for about a year and this may account for the big DNA changes we see.

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