What’s the Difference Between a Blood and Urine Pregnancy Test?

Blood and urine pregnancy tests are similar in that they test for pregnancy by detecting human chorionic gonadotropin (hCG) in a woman’s body. Keep reading to learn more about these tests. What is hCG? Human chorionic gonadotropin (hCG) is a hormone produced in pregnancy by the placenta. Once an embryo implants, around 6-10 days after