Woke up this morning feeling like I'd been hit by a truck.  Spent most of the morning at work yawning.  Why am I so tired?

I'm trying to start a new group of moms of 5-6 yr. olds to do playdates at the parks and around town.  If you want to join, go to:
http://www.wdwradio.com/forums/group.php?groupid=24