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by sparrowInHand 870 days ago
I wish they would go into more detail regarding the health effects. Eyesight, bone density, cancher risks, etc. I think it helps to be older though, slow cell divide and regeneration, slow down even "aggressive cancers"
4 comments

Do check out this study - NASA lucked out in having twin astronauts, one of whom spent nearly a year on the ISS while his brother stayed on Earth.

https://www.nasa.gov/humans-in-space/twins-study/

> I think it helps to be older though, slow cell divide and regeneration, slow down even "aggressive cancers"

Are you suggesting that older people are less likely to get cancer?

My understanding was that cancer was mostly driven by the immune system's mechanisms for killing rogue cells failing. The assumption is that there's always cells doing things they shouldn't, it's when you fail to stop them it becomes a problem.

Currently reading 'A City On Mars', which takes a deeper dive into the effects of space on our bodies, as well as other caveats of settling beyond Earth(birth, disease, political systems, etc...). It is not comprehensive and that is because data is still very, very sparse for space operations.
Though dated (1964) this research report has some articles that might interest you

https://archive.org/details/parin-ed.-aviation-and-space-med...