The health ministry can start the process to officially approve online sales of rapid antigen test kits, after its expert panel on COVID-19 response green-lit the move on Aug. 17. The ministry said it ...

The FDA has extended the shelf life for some COVID-19 tests. Now that allergy season is here, many are finding themselves with symptoms asking: Is it allergies or a cold? COVID? Something else? Since ...

You may get a PCR test, which can show a positive result for up to three months after recovery. If you take a rapid antigen ...

With cases of COVID-19 on the rise again this winter thanks in part to the new JN.1 variant of the virus, now is probably a good time to take stock of the tests you may have at home. According to data ...

Antigen test kits for research use, which are sold on the internet, are seen in this Sept. 9, 2022, photo. (Mainichi/Go Kumagai) The Mainichi Shimbun answers some common questions readers may have ...