Before traveling here in the States, some carriers require a covid test within two days of departure, which means that the highly reliable PCR test is out of the question. Have had several less ...

It’s best to test for RSV soon after your symptoms start. That’s because you’ll likely have the most virus in your system then. As you get better, the amount of virus will go down. (Photo Credit: ...

The question quickly arose whether existing rapid antigen tests could detect newly emerging variants. Using clinical samples obtained from diagnostic labs throughout the U.S. from 2020 to 2023, the ...

A government advisory panel is urging the health ministry to allow the online sales of authorized COVID-19 antigen test kits in Japan, much like in the United States and in some European countries.

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 ...

People are seen waiting in line at a PCR testing center in Osaka's Kita Ward on Jan. 26, 2022. (Mainichi/Tatsuya Fujii) TOKYO -- Japan's shortage of coronavirus infection testing kits is becoming a ...