Jan 2, 2026 · So, if you actually have influenza, "you'll get a positive result on a home flu test about half the time." A 2022 study estimates that at-home flu tests have a sensitivity of about...

Jan 5, 2026 · False-positive results are more likely to occur when influenza prevalence in the community is low, which is generally at the beginning and end of the influenza season or periods in which …

Aug 17, 2025 · It is possible for a flu test to indicate a positive result even when the influenza virus is not genuinely present in the body. This article explores why such an outcome, known as a false positive, …

We conducted a comparative accuracy study of an at-home influenza RDT (Ellume) in a convenience sample of individuals experiencing acute respiratory illness symptoms. Participants were enrolled in …

Oct 11, 2025 · Having flu-like symptoms doesn't mean you have the flu. And if you do, a rapid flu test won't always have a positive result. Find out why and what to do.

Mar 3, 2025 · A 30-minute molecular test called Lucira was actually the first at-home flu and COVID test authorized for emergency use by the FDA in February 2023. But the company that manufactured it …

Dec 30, 2025 · The CDC says these rapid tests are highly accurate, 95-99% specific, when a test is positive, but false negative results are common; sensitivity is only 50-70%.

Oct 30, 2025 · There are at-home flu tests that give you results in as little as 15 minutes. You can buy these tests online without a prescription. You can use your health savings account (HSA) or flexible …

2 days ago · The most likely explanation is a false-positive rapid influenza test result, particularly if both Flu A and Flu B tested positive simultaneously, which shoul...

Sep 12, 2025 · Sharp Rees-Stealy physician Dr. Jyotu Sandhu said at-home tests can be a safe and accurate option, but there are key differences to understand. There are two different flu tests, antigen...