Space Medicine Expert

All of that's now behind them. They will feel, first of all, fantastic to be back on Earth. So the fresh air is the first thing that gets you, really. But then, of course, their bodies will have suffered in space. So particularly bone loss, muscle loss as well. Their hormones balance will be all changed. Microbiome will be changed. So all of that will have to get back to normal.

All of that's now behind them. They will feel, first of all, fantastic to be back on Earth. So the fresh air is the first thing that gets you, really. But then, of course, their bodies will have suffered in space. So particularly bone loss, muscle loss as well. Their hormones balance will be all changed. Microbiome will be changed. So all of that will have to get back to normal.