08/28/2023

COVID-19 and Our Immunity Have Changed

Here’s how to think about the virus' risk now

COVID-19 was never just another cold. We knew it was going to stick around and keep changing to try to get the upper hand on our immune systems.

But we have changed, too. Our B cells and T cells, keepers of our immune memories, aren't as blind to this virus as they were when we first encountered the novel coronavirus in 2020. The U.S. Centers for Disease Control and Prevention (CDC) has screened blood samples and estimates that 97 percent of people in the U.S. have some immunity to COVID-19 through vaccination, infection or both.

Then there is science: We have updated vaccines and good antivirals to lean on when cases start to rise. Masks still work. Rapid tests are in stores. We now know to filter the air and to ventilate our spaces.

Please select this link to read the complete article from CNN.