Study: Astronauts as weak as 80-year-olds in space
Friday, August 20, 2010 - 17:07
in Astronomy & Space
By MARCIA DUNN 2010-08-20T21:50:39Z CAPE CANAVERAL, Fla. (AP) -- Astronauts can become as weak as 80-year-olds after six months at the International Space Station, according to a new study that raises serious health concerns as NASA contemplates prolonged trips to asteroids and Mars....