Major health update on astronauts who were stranded in space for nine months

Suni Williams, left, and Butch Wilmore soon after returning to Earth in March (Picture: AP)

A pair of NASA astronauts who were stranded on the International Space Station (ISS) last year have completed a gruelling 45-day rehab course to readapt to Earth’s atmosphere.

Butch Wilmore, 62, and Sunita Williams, 59, lost significants amoutn of muscle mass and bone density after spending nine months on the ISS.

This left them suffering extreme fatigue, with Ms Williams struggling to...