For a long time, we viewed COVID testing as something you do for your own health, but home PCR testing represents a way you can easily protect those vulnerable people in your life without cutting them ...

The three had never met in person, but they shared a common goal: To create an open-source, do-it-yourself PCR test (the gold standard among Covid tests).

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

If you do not have symptoms but have been exposed to COVID-19, wait at least 5 full days after your exposure before taking a test. If you are only going to take a single test, a PCR test will ...

Each household is eligible for four at-home COVID tests, though those who did not take advance of September's round can get up to eight.

If a rapid test produces a negative result but you have a cough, fever or other symptoms, the CDC recommends you also do a PCR test.

By providing quantitative information about Covid-19 infection, PCR testing can help guide isolation and return to school or work policies.