For negative results, a total of two negative antigen tests (or three, with no symptoms) should be done 48 hours apart. A ...

In November 2023, the Acon Flowflex COVID-19 Antigen Home Test became the first at-home rapid antigen test cleared through the Food and Drug Administration (FDA)’s traditional premarket review ...

Antibody testing shows whether you have antibodies to the virus that causes COVID-19, also called coronavirus disease 2019. Having antibodies suggests you've either had an infection with the virus ...

The FDA generally recommends repeat testing if you initially test negative, regardless of the type of antigen test you use, to reduce your risk of a false negative result. This applies whether or ...

This binding can be harnessed to develop antibody and antigen-based diagnostic tests. An antibody test reveals if a person has already been exposed to an infection, by detecting antibodies in their ...

A t-test is an inferential statistic used in hypothesis testing to determine if there is a statistically significant difference between the means of two sample populations. A t-test is an ...

COVID-19 antigen test manufacturers told CBS News that they are still delivering kits to the federal government through awards in previous years by ASPR, including additional contracts last year ...

While you can get tested at a doctor’s office or a clinic, at-home test kits offer another good option. Testing for STIs at home is convenient, discreet, and reliable. An STI is considered an ...

Are you looking for intellectual stimulation? Find out how smart you are (and increase your IQ) with our classical IQ test. This classical IQ test measures several factors of intelligence ...

Find out whether your slump is critical with this depression test. This assessment is designed to determine whether you presently have, or are at risk for developing a depressive disorder ...

Test your broadband connection speed. Our speedtest works on the vast majority of web browsers and devices, including computers, tablets, phones and games consoles. If you are experiencing ...