Hybrid COVID-19 immunity may offer the best protection against Omicron BA.5
Share on PinterestThe latest research demonstrates how hybrid immunity may have a protective effect against the newer Omicron variants. Sean Gallup/Getty Images Omicron BA.5, one of the newest SARS-CoV-2 subvariants, is rapidly outpacing previous subvariants BA.1 and BA.2 around the world. Researchers in Portugal found that vaccinated people who experienced COVID-19 with the earlier subvariants