How to understand at-home rapid antigen tests, what to do if you test positive after five days, and how to test if you’re asymptomatic after a JN. 1 variant exposure.

What is antibody testing and where to get a COVID-19 test Antibody testing can determine if a person’s blood shows signs of COVID-19 exposure.

However, false positives are still quite rare. “If the antigen test is positive, it is very likely you have COVID,” said Swartzberg. “If it is negative, you cannot feel confident you do not have COVID ...

There are three different ways to test for COVID-19: PCR tests, antigen tests and antibody tests. Here are the differences.

Test as close to the time of the event as possible (at least within 1-2 days). If you use an antigen test, follow recommendations for repeat testing to be confident in a negative result.

Antigen and PCR testing is still available at major pharmacies, like Walgreens, for example, but out of pocket costs could apply, depending on your insurance provider.

RSV tests include nasal swabs or blood tests to detect the virus's genetic material or antibodies, but rapid tests provide quick results.

When should you test for COVID? What if you're positive? Here's an explainer The federal government recently resumed its program of shipping out free COVID tests to households, which means many ...

Free at-home Covid tests can be ordered starting Monday. Here’s what you should know about when to test and what the results mean as new variants circulate.

Medically reviewed by Kate Colby, MPH How long you will test positive for COVID-19 after recovery depends on several factors. People with asymptomatic or mild illness generally test negative after ...

But since the first at-home antigen test for COVID-19 came out three years ago this month, test manufacturers have had time to conduct longer-range assessments of shelf stability.