During pregnancy, hCG (human chorionic gonadotropin) is released from cells in the placenta. The hormone circulates through the body, and it can be detected in blood and urine, says Maureen Baldwin, M ...

While higher levels of hCG can indicate twin pregnancy, it is by no means definitive. You’re going to want to get an ultrasound to know for sure. Share on Pinterest Do you feel like you’re eating for ...