Ever wondered if those two lines actually mean what they seem to suggest? A positive pregnancy test can be both exhilarating and daunting. But before you start planning nursery decor or a little human's name, it's important to understand how these tests work. Pregnancy tests detect the presence of a hormone called hCG (human chorionic gonadotropi

Pregnancy tests can leave you uncertain. That's why it's important to understand what those outcomes mean. A positive indication means that human chorionic gonadotropin (hCG) is present in your liquid. This often indicates a pregnancy, but it's important to validate with your doctor. A negative reading means that hCG was not found in your sample.