Covid Vaccines Did Not Protect Adolescents as Effectively During the Omicron Surge

In yet another twist to the debate over how best to protect children against the coronavirus, researchers reported on Wednesday that Covid vaccines conferred diminished protection against hospitalization among children 12 and older during the latest Omicron surge.Vaccine effectiveness against hospitalization held steady in children aged 5 to 11 years, however, and among adolescents ages…