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Wednesday, March 20, 2019 11:10
A new study has revealed that herpes viruses "come back to life" from most pioneers when they travel in space.
One in 14 researchers (7%) is already infected with herpes in space.
The researchers found that 57% of the astronauts surveyed were studying the virus more in space than on the Earth.
The researchers say that viruses causing cold sores, shingles and glandular fever become dormant over time, but that periods of stress or exhaustion can activate them and bring them back to life.
The researchers said that going into space was weakening the immune system enough to allow the reappearance of inactive viruses, which could pose a risk to the health of long-haul astronauts.
The researchers, funded by the US NASA Space Agency, have studied data from 89 astronauts on the shuttle flight and on the International Space Station.
The team examined the saliva of astronauts to determine the effects of the HSV-1 virus, a strain of herpes that causes cold sores, which can also affect the genitals and other parts of the body.
The results showed that 53% of astronauts aboard the space shuttle and 61% of the ISS crew had the effects of the emergence of the virus resulting from its proliferation and its attempt to spread.
The longer the space devoted to astronauts, the greater the activity of the virus and the larger the quantities discovered.
The activation of the virus is due to an increase in the secretion of stress hormones such as cortisol and adrenaline during space travel, called immune system inhibition.
Source: Daily Mail
Source: Arab RT (Russia today)
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