Select independently determines what we cover and recommend. When you buy through our links, we may earn a commission. Learn more. Gone are the days of visiting a doctor’s office to determine whether ...

“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 ...

You may get a PCR test, which can show a positive result for up to three months after recovery. If you take a rapid antigen ...

Taking a COVID-19 test at home seems simple enough: If you get a line, you're positive for the coronavirus. But what if your results aren't so obvious? For instance, if you only get a very faint line ...