Why do some people get space rashes? There’s a clue in the astronaut’s blood

Canadian astronaut David Saint-Jacques has his blood drawn aboard the International Space Station for an experiment examining space-related changes that occur in blood and bone marrow.

Canadian astronaut David Saint-Jacques has his blood drawn aboard the International Space Station for an experiment examining space-related changes that occur in blood and bone marrow. NASA The astronauts should be in excellent health. It’s part of the job description. They quarantine before leaving to avoid getting sick and derailing a mission. Once airborne, they … Read more