Astronaut Vision Changes in Space Raise Concerns for Mars Exploration
A significant number of astronauts spending extended time aboard the International Space Station (ISS) have reported changes in vision, posing a critical challenge for future deep-space missions. Studies indicate that nearly 70% of astronauts who spend six to twelve months in microgravity experience ocular changes, linked to a condition known as Spaceflight-Associated Neuro-Ocular Syndrome (SANS). … Read more