Feb 7, 2024 · Four years after the emergence of SARS-CoV-2, experts know a lot about mutating strains, vaccine effectiveness, long COVID, and other common ...

Here's what we currently know about how long people may be immune after they recover from COVID-19 or get the vaccine.

Jan 28, 2024 · How long does immunity last after an infection? Are rapid tests always accurate? How often is a booster in order? In this installment of our ...

Jan 23, 2024 · After being infected or vaccinated, the immune system develops specific antibodies that can neutralise SARS-CoV-2. B cells remember the virus ...

Apr 21, 2022 · Several studies have found that people who've been infected with COVID-19 continue to produce antibodies to the virus for seven or eight months ...

Mar 20, 2024 · Sajadi and his colleagues examined the contribution of long-lived plasma cells in the bone marrow to anti-spike antibodies after COVID infection ...

After your body's disease defense system (the immune system) fights off a virus, it keeps a memory of it. A study suggests that people's immune systems ...

Feb 26, 2024 · The emergence of SARS-CoV-2, the virus that causes COVID-19, in late 2019 sparked the global pandemic that is now in its fifth year. Vaccines ...