I slept for most of the day , as I was exhausted . Then , Holly and I hung out for awhile , before taking the bus into Denver to catch up with a bunch of her writing friends . ( Holly writes too ! She 's good !

Question: What may be the reason for them being so exhausted ?
Answer: They have a medical condition that causes restlessness .They have n't been sleeping well .They are pregnant .They have insomnia .