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Why astronauts’ lower eyelids rise in microgravity
Key Takeaways
- Researchers reviewed 115 NASA photos from 13 astronauts and found an average 1 mm decrease in MRD2.
- All astronauts surveyed showed signs of reverse ptosis, with 62% showing changes greater than 1 mm.
- The study proposes cephalad fluid shift and elastic recoil of facial tissues as the main causes.
DE
DT Editorial Team··via universetoday.com
