Wired
Space Agencies Are Trying to Keep Astronauts From Losing Their Sight
Monday, August 10, 2026
A device used for eye examinations in elderly populations is being evaluated by space agencies to monitor astronauts' vision during missions. The technology allows for self-administered ocular health checks. Space agencies have identified vision changes as a concern during extended spaceflight and are testing whether this device can be adapted for use in spacecraft.
Original reporting: https://www.wired.com/story/space-agencies-trying-stop-astronauts-losing-sight/