As Covid cases rise, at-home tests are a critical tool to keep yourself and others safe. Here are answers to a few common questions about when and how to use them. By Dani Blum Since the public health ...

Lateral flow immunoassays, also called immunochromatography strips, are straightforward devices used to detect the absence or presence of a target analyte. Target analytes range from pathogens to ...

People in the United States can now order more free Covid-19 tests from the federal government as the country heads into respiratory virus season with high levels of the coronavirus already ...

Britain has begun rolling out rapid, lateral-flow COVID-19 tests to schools and universities, health minister Matt Hancock said on Thursday, adding that much more of life could return closer to normal ...