Taking a pregnancy test can be an emotional experience. Whether someone is hoping to conceive or trying to avoid pregnancy, the result often brings anticipation, excitement, anxiety, or uncertainty.

You're probably familiar with the scene. Pulling the little box out of the drug store bag, ducking into the bathroom, and then waiting and staring at a little plastic stick waiting for it to change.

These are the most common type. They typically consist of a paper or plastic strip with an absorbent tip and a control line and a test line. The control line confirms the test is working correctly, ...