Did you check these sites yet? They both explain the symptoms, so that you can't be ready for anything that comes along. Please do. As I said before, it sounds as if you are, and it won't hurt checking them out. Hormones do strange things to us at this time.
http://www.mayoclinic.com/health/sym...gnancy/PR00102
www.askdramy.com The U.K. online doctor.you can post on a forum, or 'ask the Dr. Amy' with a click. The FAQ Tab on the homepage is also a good place to click and has a lot of good subject matter. P.S. Most of the articles are printable in PDF format.
Good luck dear and please keep us posted, try not to get too anxious.