In the first 4 weeks of pregnancy, your hCG levels typically double about every 2 to 3 days. If you’re at risk for miscarriage, you’re more likely to have hCG levels that don’t double or decrease.

High hCG levels early in pregnancy can sometimes suggest you might be expecting twins. Not everyone pregnant with multiples will have unusually high hCG levels, making an early ultrasound essential ...

Beta-hCG is a shorthand term for a blood test used to measure hCG levels in early pregnancy. Find out what these levels mean. Many pregnant people and those trying to conceive may have heard the term ...

The developing placenta secretes the glycoprotein hormone hCG, human chorionic gonadotropin, soon after fertilization. In normal pregnancy, this hormone can be detected in serum in just seven days ...