Space missions can cause cognitive deficit in astronauts

April 24, 2014 10:02 AM

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Space missions can cause cognitive deficit in astronauts

Long-term deep space missions may alter brain proteins in astronauts, and cause cognitive deficits like lapses in attention and slower reaction times.

Scientists at the Johns Hopkins University report that rats exposed to high-energy particles, simulating conditions astronauts would face on a long-term deep space mission, show lapses in attention and slower reaction times, even when the radiation exposure is in extremely low dose ranges.

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