COVID-19 booster vaccinations help the immune system fight SARS-CoV-2
Pirbright research shows that immunity to SARS-CoV-2 , the virus that causes COVID-19, decreases over time after vaccination, but that booster vaccinations can help restore immunity and help the immune system recognise new variants of the virus, including Omicron. Vaccination against SARS-CoV-2 has...