Nature.com July 16, 2026 • 11:30

Why do astronauts' bodies waste away? Space Station study points to mitochondria - Nature

Human cells cultured in microgravity produced fewer mitochondrial proteins.

The mitochondrion (green in this false-colour transmission electron micrograph) could have a role in the physiological effects of microgravity.Credit: Jose Calvo/SPL
Exposure to microgravity aboard … [+4213 chars]

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Why do astronauts' bodies waste away? Space Station study points to mitochondria - Nature

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