Cosmonaut Brain Scans Show Space Does Weird Things to Motor Skills And Vision – The Union Journal

Imagine you could throw the perfect bullseye, but youd have to wear glasses to do it. Thats a trade-off some space travellers may unwittingly make when they venture off the planet.
A study published Friday examined the brains of eight male Russian cosmonauts roughly seven months after they returned from lengthy missions to the International Space Station.
The researchers discovered minor changes in the cosmonauts brains that suggested the men were more dexterous but had slightly weaker vision….

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