Understanding pregnancy tests can be confusing, especially when you first encounter them. These tests measure the presence of a hormone called human chorionic gonadotropin (hCG) in your blood. hCG is produced by your body during implantation of a fertilized egg. A positive result means hCG was found, while a negative result suggests that hCG wasn't

Taking a pregnancy test is usually one of the most nerve-wracking moments. Seeing those two lines shows up can bring a mixture of joy, fear, and maybe even a little bit of disbelief. But before you get carried away, it's important to understand how these tests work and what the results truly mean. Pregnancy tests identify the hormone human chorion