El Dorado
Other Christian
He returned from the 437-day Mir mission about one month shy of his 53rd birthday.I wonder how old the Russian was. Also I wonder how diligent the Russian guys were in doing their exercises, and how diligent the current hospitalized astronaut was. They are supposed to do a vigorous workout routine, especially for long stays. I could imagine someone slacking off on the duration or intensity of their exercise sessions. The older you are, I imagine the less you can get away with losing fitness in long term zero G.