Want to bulk up and build muscle? Don’t go to space Tissue samples sent to the International Space Station reveal what can happen to astronauts on long-term missions. Astrobitica July 7, 2025 (Last updated: July 7, 2025) 1 minute read Tissue samples sent to the International Space Station reveal what can happen to astronauts on long-term missions. About the Author Astrobitica Administrator Visit Website View All Posts Post navigation Previous: Where the feral buffalo roam in Hong KongNext: New interstellar object 3I/ATLAS: Everything we know about the rare cosmic visitor