What does it mean if a person's rapid antigen test result comes back positive after five days of isolation due to COVID-19? According to the experts, that person is most likely still carrying a viral ...

With new COVID cases in Florida on the rise, taking an easy-to-get rapid test can give you quick results. But the timing has become tricky. If you have COVID-19 symptoms, such as fever, cough, ...

What does it mean if a person's rapid antigen test result comes back positive after five days of isolation due to COVID-19? According to the experts, that person is most likely still carrying a viral ...

With Covid-19 cases up across the country, many people are once again relying on home tests to guide decisions about going to work and sending their kids to school and other activities. A lot of those ...

Polymerase chain reaction (PCR) and rapid (antigen) tests for COVID-19 both involve taking a swab. Results for a PCR test take longer, as it needs to go to a laboratory. It is more costly but tends to ...

Rapid tests work well on Omicron variants, but only if your viral load is high at the time. You need to reach a certain threshold before any test — PCR or rapid — can detect your infection. Experts ...

Thea van de Mortel teaches into the graduate Infection Prevention and Control program at Griffith University. With Christmas around the corner and COVID-19 case numbers rising, it’s important to keep ...

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After two years of successfully evading getting COVID-19 — including a few brushes with close contacts, a couple of are-they-just-colds? scares and lots of negative tests — I recently tested positive.