Image caption, Coloured scanning electron ... They will usually just pass right through it. Some of the effects that radiation has on a human body are shown below. Eyes High doses can cause ...

Space changes the human body in many ways. From bone loss to bloated faces, here's how microgravity and radiation affect the ...

What we found was, if you do enough resistive exercise, you can halt the effects of the bone loss and the muscle atrophy. Narrator: Without gravity pulling them down, fluids pool in the body ...

NASA astronauts Butch Wilmore and Suni Williams have returned to Earth after nine months in space, and the before-and-after ...

Nine months in space can permanently alter the body, leaving astronauts with possible long-term health effects.

NASA astronauts are returning to Earth after nine months in space. Experts have said a prolonged period in space can come ...