Scientists have developed a hi-tech sleeping bag that could stop astronauts' eyeballs from squashing in space

A sleeping bag could stop astronauts' eyeballs squashing in space, per a study reported by the BBC.Getty Images
A new sleeping bag may stop astronauts' eyeballs squashing in zero-gravity, per a study reported by the BBC.
The bags created a vacuum which sucked body fluids from the head towards the feet, the study found.
More than six months in space can cause astronauts' eyeballs to flatten and optic nerves to swell.
Scientists have found a possible solution to astronauts getting squashed ey