Wednesday, July 23, 2008



I was NASA’s science officer on the Expedition 7 mission to the International Space Station from April until October 2003. Cosmonaut Yuri Malenchenko and I were the first two-person crew to live on board the Station following the loss of the Space Shuttle Columbia in February 2003. I became the first NASA astronaut to both launch and land aboard a Russian Soyuz spacecraft. I was one of the first American astronauts to return from a long-duration spaceflight with almost no loss in bone density and little loss in muscle strength. The crew was given an “exercise prescription” for the workout they had to perform. “And, I did extra on top of that on my own."

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