Nasa ‘still piecing things together’ two weeks after return from ISS but crew members cite medical privacy
Archived version: https://web.archive.org/web/20241109015125/https://www.theguardian.com/science/2024/nov/08/astronauts-hospital-nasa-international-space-station
It’s absolutely space related, there are serious health problems associated with even a couple months in zero-g.