Cassey Hoff, 34, said she felt "terrified" that the result could impact her pregnancy and couldn't figure out what had caused ...

A false positive pregnancy test result is uncommon, but it can happen. Learn how things like medications and medical conditions can cause a false positive result. If you're taking a pregnancy test, ...

Medically reviewed by Peter Weiss, MD Key Takeaways Many home pregnancy tests claim to be 99% accurate if used on the day of ...

Pregnancy blood tests are over 99% accurate at detecting hCG, a hormone that rises after conception. False negatives can occur if the test is taken too early, so timing is important. Blood tests can ...

Hormone levels in very early pregnancy are lower than later in pregnancy, which can make test line appear faint. For accuracy, follow the test instructions and retest if you’re unsure. When you take a ...