# Astronaut Vision Changes in Microgravity

Astronauts' bodies change in a variety of ways during spaceflight, and some experience impaired vision. NASA is working to understand and prevent these changes, which may also help us understand and prevent related vision changes on Earth.

- Kind: Short
- Year: 2014
- Runtime: 1 min
- By: NASA Johnson
- Genres: Space
- Archive: [Wikimedia Commons](https://commons.wikimedia.org/wiki/File:Astronaut_Vision_Changes_in_Microgravity.webm)
- Licence or status: Public domain (as the archive states it)
- Credit: NASA Johnson
- Who can watch: Tweens profiles and older (the archive gives no rating; placed by Invisible Network from its collection and subjects)

[Watch now](https://invisiblenetwork.ai/watch/archive/commons/143019666?play=1)