Medically reviewed by Peter Weiss, MD Many home pregnancy tests claim to be 99% accurate when testing is done on the day of an expected period. However, these estimates are based on laboratory testing ...

A false-negative pregnancy test may happen if you don't take the test first thing in the morning. It could also occur if you take the test less than 10 days after conception. Checking the results ...

A faint line on an at-home pregnancy test can mean you're in the earlier stages of pregnancy. But, it can also mean the test wasn't taken properly, so its important to follow instructions.

How pregnancy transforms the brain to prepare it for parenthood The gigantic study 1, which used the anonymized results of blood, urine and other tests taken before, during and more than a year ...

Foone, a programmer who likes reverse-engineering things and typically works with ancient hardware and software, has managed to run a fully functional game of Doom on an electronic pregnancy test.

Or just your desperate hope materializing as an imaginary shadow? The faint line on a pregnancy test creates a special kind of limbo that can feel like emotional torture. In a world of instant ...

A person may choose to take a pregnancy test if their period is late. However, the result can be negative if a person is pregnant but takes the test too soon. The ovaries release an egg during ...

The extensive results, published in Science Advances, show that in about half of the lab tests, values returned to pre-pregnancy baseline only three months to a year after childbirth. This is a more ...

Analysis included both self-reported cannabis use for 1 year before pregnancy (preconception) and self-reported or positive toxicology test results during first trimester (prenatal), with ...