still want to be an astronaut when you grow up?

Eaaugh.

Some astronauts report losing their fingernails on spacewalks because of bulky gloves that cut off circulation and chafe against their hands. To avoid this inconvenience, a couple astronauts have taken to ripping off their own fingernails before reaching orbit.

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Fingernail trauma and other hand injuries are spacewalkers’ biggest complaint, she said. In a recent study of astronaut injuries, at least 22 reported lost fingernails, a phenomenon called fingernail delamination. It happens because of pressure on the fingertips, but researchers also think circulation cutoff could be to blame.

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