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, ...

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 ...

At-home pregnancy tests can be a very accessible and accurate way to find out whether you're pregnant. In fact, when used correctly, these urine-based tests are accurate up to 99% of the time. But if ...

There are two main types of pregnancy tests: urine and blood tests. Take a home urine test after your next missed period — anywhere from 14 to 18 days after conception. Blood tests are more sensitive ...

An alcohol urine test involves a lab testing a person’s urine sample for the presence of alcohol. Three types of this test exist. One measures unmetabolized alcohol, while the others measure two of ...

There are two types of pregnancy tests: urine and blood. Both test for the hormone called human chorionic gonadotropin (hCG), which you start producing after implantation. But only one test expires.