SpaceX's Inspiration4 astronauts got genetically younger in space: study - Space.com
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- Human bodies mostly recover from space, tourist mission shows Phys.org
- Human spaceflight's new era is fraught with medical and ethical questions Science News Magazine
- Spaceflight is hard on humans, but scientists see no showstoppers The Washington Post
- How a few days in space can disrupt a person's biology Nature.com