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 ...

In this week's edition of the Covid Q&A, we dive into how to know you’re really Covid negative. In hopes of making this very confusing time just a little less so, each week Bloomberg Prognosis picks ...

Recall, if you dare, life in December 2020. America had just approved Covid-19 vaccines for use, but most of us wouldn’t get a shot for months. Instead, amid the second surge of coronavirus cases, ...

A PCR test is often considered the gold standard for detecting coronavirus infection. It’s the test some employers want employees to take before returning to work after having Covid-19, and the one ...

As we get into another winter holiday season, COVID is still part of our lives. And although it's hard to predict exactly what this year's cold, flu and coronavirus season will look like, experts want ...

Forbes contributors publish independent expert analyses and insights. Matt Binnicker is the CSO for Mayo Collaborative Services. Dr. Matt Binnicker, an expert in the diagnosis of infectious diseases, ...

Infectious disease expert Dr. Mark Kortepeter explains the pros and cons of at-home Covid diagnostic tests and how to interpret the results. One of the major challenges with having everyone receive ...

Over the past four years, many of us have become accustomed to a swab up the nose to test for COVID-19, using at-home rapid antigen tests or the more accurate clinic-provided PCR tests with a longer ...

Reader in Bioethics and University Ethics Advisor, University of Portsmouth One positive aspect of the pandemic has been increased public understanding of epidemiology and even virus biology. However, ...