Inbetweeker

Can bipolar disorder be triggered by a trauma in a person who otherwise showed little to no signs of bipolar disorder? Also, beyond mild to severe mood swings, what are behavioral indicators of bipolar disorder?

This is very awesome of you to do another AMA Commander Kelly. Thank you for your time. My questions are very generic, but I have always been interested in Space and NASA has always been a dream job of mine. Specifically engineering.

What was easiest thing to adjust to in space living? The most difficult?