Medically reviewed by Kiarra King, M.D. Pregnancy hormones are amazing and, at times, mysterious things. These powerful chemicals don’t just help your body grow a baby; they also influence your ...
HCG is measured by milli-international units of hCG hormone per milliliter of blood (mIU/ml). After delivery, it can take 7 to 60 days for hCG to drop to pre-pregnancy amounts (less than 5).