How Peggy Whitson stayed in shape for nine months aboard the ISS
 

Space is no place for battles of the bulge. That's why NASA insists on getting its astronauts into peak physical condition before sending them offworld. But aboard the ISS, in a living space the size of a football field, the human body will readily g...

https://www.engadget.com/2017/09/21/...-in-shape-iss/