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WATCH: The science behind how astronauts’ bodies respond in space

ABC News’ Linsey Davis spoke with UCLA director of space medicine Dr. Haig Aintablian on how astronauts are preparing for their trip to space ahead of the Artemis II launch.

Published April 1, 2026, 5:44 AM

Updated April 2, 2026, 4:25 AM2.4K

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The science behind how astronauts’ bodies respond in space

ABC News’ Linsey Davis spoke with UCLA director of space medicine Dr. Haig Aintablian on how astronauts are preparing for their trip to space ahead of the Artemis II launch.

March 31, 2026

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WATCH: The science behind how astronauts’ bodies respond in space

The science behind how astronauts’ bodies respond in space

ABC News’ Linsey Davis spoke with UCLA director of space medicine Dr. Haig Aintablian on how astronauts are preparing for their trip to space ahead of the Artemis II launch.

March 31, 2026

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