Resources

Featured Article

pregnancy 75In-Home Pregnancy Tests: Your Questions Answered

Whether it is a blood or urine test, all pregnancy tests work the same way—by testing for the presence of human chorionic gonadotropin (hCG). hCG is the hormone produced in the placenta after egg fertilization. Its concentration doubles every two or three days, peaking around the eighth week of pregnancy. In-home pregnancy kits test urine for HCG.