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: ...

If you've ever taken an at-home diagnostic test for COVID-19, you can partially credit the technology to the Johns Hopkins University Center for Innovative Diagnostics for Infectious Diseases (CIDID).

In a study involving nearly 1,000 patients seen at a Baltimore field hospital during a five-month period in 2022, researchers at Johns Hopkins Medicine, the University of Maryland School of Medicine, ...

Peek in medicine cabinets across the U.S. and you’ll find stacks of leftover COVID-19 tests. When symptoms arise, so do questions: When should I test? How accurate is it really? And what should I do ...

Over the last couple of decades, rapid diagnostic tests have emerged as a vital tool in the fight to control malaria. The relatively inexpensive test strips, which work in just minutes, have diagnosed ...

It seems easy enough to take a COVID-19 test at home. But what if your results aren't so simple to interpret? If you get just a faint line, does that mean you're actually positive for COVID? I know ...

A rapid DNA testing machine displays 77 minutes remaining on a 90-minute test. The use of rapid DNA testing is becoming more widespread across Connecticut as an evidentiary tool. Credit: Mark Mirko / ...

This summer, the World Health Organization (WHO) declared the rapid spread of mpox in Africa a public health emergency of international concern. The WHO has reported over 46,000 suspected cases and ...

Is it the flu, COVID or something else? That old rapid antigen test sitting in your cupboard may tell you. But this is what ...

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 ...