Can someone explain HCG levels to me?

iVillage Member
Registered: 07-04-2011
Can someone explain HCG levels to me?
Wed, 03-12-2014 - 12:59pm

I have a friend who is around 6 weeks pregnant and spotting. Her doctor is having her get blood tests every 48 hours starting today to monitor her hcg levels. What exactly is that and what does it mean?