She's
out of hospital. CNN article has pictures, so it really happened.
Despite her recent health problems, altitude tests revealed that the 18-time grand slam singles champion had the lungs of a 25-year-old. However, the Laureus team was forced to face difficult weather of blizzards and mists during the climb.
"Doctors say the experience will have no effect to Navratilova's long-term health, and that patients get back to full fitness after recuperating."