Ottawa study shows astronauts rebuild red blood cells, bones on Earth ottawacitizen.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from ottawacitizen.com Daily Mail and Mail on Sunday newspapers.
An Ottawa study has found that most astronauts recover the enormous number of red blood cells they lose during extended periods in space within 41 days of being back on Earth.