“Infectious diseases don’t respect borders,” says Khoa Thai, a clinical microbiologist at the Star-shl medical diagnostics laboratory in the Netherlands. To limit their spread, we need a globally ...

Many people will have experienced being unwell with an unknown infection and having to undergo multiple tests to determine the culprit. This sequential process of elimination can be time-consuming and ...

Blog posts represent the views of CFR fellows and staff and not those of CFR, which takes no institutional positions. Although the COVID-19 pandemic is not yet officially over, it appears to be ...

Testing plays a crucial role in humanity's strategy to mitigate the effects of widespread COVID-19 infection. However, given multiple options for testing and the emergence of the highly contagious ...

These days, many people use at-home COVID-19 tests when they feel ill, rather than going out to get tested by a professional. (That’s when they bother to test at all.) But for all their convenience, ...

Polymerase chain reaction (PCR) tests are one of the most popular diagnostic tools for the detection and diagnosis of viral diseases, such as coronavirus (COVID-19), due to their ability to rapidly ...

BEIJING, April 25 (Reuters) - China's foreign ministry said on Tuesday that all inbound travellers will only need to show COVID-19 antigen tests result taken within 48 hours before boarding flights ...

With flu and RSV seasons set to soon heighten, when should you test for COVID if you are sick and how often? The federal government recently resumed its program of shipping out free COVID tests to ...

BEIIJING — Travelers entering China will no longer need to provide a negative PCR test result starting from Saturday, in another easing of China’s “zero-COVID” policies. Travelers can instead show a ...

BEIJING — China said Tuesday that it would no longer require travelers entering the country to show a negative PCR test for the coronavirus, another step toward reopening after a long period of ...