Add Yahoo as a preferred source to see more of our stories on Google. A false positive pregnancy test result is uncommon, but it can happen. Learn how things like medications and medical conditions ...

When you take a home pregnancy test, you'll see lines indicating your results. One line confirms the test is working (control line), and a second line shows if you're pregnant (test line). Any second ...

Imagine this: a man takes a pregnancy test as a joke or out of curiosity, only to see two pink lines appear. It sounds impossible, even funny, but doctors warn that such a result should never be ...