Are you ticking off the signs of pregnancy while you ask yourself if you're pregnant? The basics have begun forming but are not really recognizable as the image you probably have of a baby yet. Towards the end of this week and into next week, an early ultrasound can show a gestational sac.
Social Baby Updates:
Share your baby's progress with friends and family on Facebook and Twitter. Just copy and paste the following into you status update on Facebook or your Twitter stream:
The pregnancy test is now positive! At 4 weeks, our baby is very small but growing. Come see what's going on... http://ow.ly/53CxL
More from Week Four:
Ultrasounds | Pregnancy Calendar


