(This is a hormone your body starts producing very early in pregnancy.) If you have hCG in your pee, it reacts with antibodies and chemicals on the test strip or stick and you'll get a positive ...
A pregnancy test measures the presence of the hormone human chorionic gonadotropin, or hCG, which is produced by an embryo. Though not as accurate as a pregnancy test at the doctors, an at-home ...
But just how accurate are these tiny strips or digital displays that claim ... can interfere with pregnancy test results. It ...