omnicron

• Published

  November 25, 2022

  After a year, omicron still driving COVID surges and worries

  Nationally, new COVID cases averaged around 39,300 a day as of Tuesday – far lower than last winter but a vast undercount because of reduced testing and reporting.

• Published

  October 13, 2022
  

  Pfizer says booster lifts antibodies for omicron variants

  Blood from 80 volunteers collected seven days after the booster shot showed an increase in neutralizing antibodies against the BA.4 and BA.5 subvariants in a study.