Human missions to Mars in doubt after astronaut kidney shrinkage revealed
‘An astronaut could make it to Mars but they might need dialysis on the way back,’ scientist warns
Anthony Cuthbertson
1 day ago
https://www.independent.co.uk/space/mars-mission-space-radiation-kidneys-b2561132.html
“I was in the pool! I was in the pool!”
Is that the only thing that 'shrinks'?...................