Why do astronaughts need there appendxes taken out before take off???!!?

Question

PLease give a source. If you have a websitte source Ill vote you for best answer.

Also If you answer the following questioon Ill vot you 5 *****

What was chapter 3 of BOY OF THE PAINTED CAVE about?

Answer 1

Is this a joke question? I've never heard of such a thing.
But, If football players get 'athelete's foot' what do astronauts get? Missletoes!!