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, ...

Add Yahoo as a preferred source to see more of our stories on Google. Rare? Yes. Impossible? No. So, should you ever doubt that positive result? Can you, in fact, get a false positive pregnancy test?

Home pregnancy tests are convenient and generally reliable, but there can be situations where they show a false positive. A false positive means the test indicates pregnancy when you're not actually ...

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 ...

Medically reviewed by Kiarra King, M.D. Key Points Expecting twins can rarely cause a false negative pregnancy test due to something called the "hook effect."It's best to test after a missed period ...

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 ...