Sleep deficiency is pervasive among astronauts before and during space flight, and the reported incidence of sleep-promoting medication use is 20 times greater than the proportion of Americans ...
Most people picture astronauts floating weightlessly through gleaming corridors, and that image is accurate enough during the waking hours. Sleep, though, is a different matter. When the lights go ...
Astronaut Ron Garan sleeps in his sleeping bag on the International Space Station in 2008. (NASA) In March, two NASA astronauts finally returned to Earth after an eight-day mission devolved into a 286 ...
Scientists are learning what short and long-duration space missions do to human bodies. Some changes are common like a puffier face, bone loss, and less sleep. Here are nine ways the harsh conditions ...
Astronaut Danny Olivas describes some of the interesting sensations astronauts experience while sleeping in space. This video is one in a series developed for the Holt Scholars Program. Access the ...