Astronauts may be able to arrive on Mars with hearts strong enough to handle the planet’s gravity after months in space if they keep exercising along the way. A study co-led by a UT Southwestern ...

Intense exercise during long spaceflights helps maintain heart structure and function within a range needed to tolerate the ...

The research team sent 135 unpackaged artificial lenses to the International Space Station, where they spent around six months exposed to conditions in low-Earth orbit before returning to Earth for ...

The International Space Station crew began a new week of scientific operations focused on human health, spacecraft logistics and orbital research. The activities included studies of body changes in ...