In addition to feeling the absence of Earth's simplest pleasures, the mental stress of being cramped into such a small space, with no privacy, and extreme isolation can take its toll.
On Thursday’s Riz Khan, we speak with author, Mary Roach, whose latest book Packing for Mars: The Curious Science of Life in the Void, looks at the challenges of living in space and what this could mean to future missions to Mars.
You can join the conversation. Call in with your questions and comments on Thursday, August 5, at our live time of 1630GMT. Repeats air at 2130GMT, and the next day at 0230GMT and 1130GMT.
Source: Al Jazeera