Beta-hCG is a shorthand term for a blood test used to measure hCG levels in early pregnancy. Find out what these levels mean. Many pregnant people and those trying to conceive may have heard the term ...
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 ...
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How accurate are pregnancy tests?

Medically reviewed by Peter Weiss, MD Key Takeaways Many home pregnancy tests claim to be 99% accurate if used on the day of ...
Human chorionic gonadotropin (hCG) is a hormone produced during pregnancy in the cells of the placenta. The presence of hCG triggers at-home pregnancy tests to turn positive. The amount of hCG in a ...