blog posts Who should get an omicron COVID-19 booster? Sep 12, 2022 9:30 am by Liz Ahlberg TouchstoneExpert Viewpoints Share on Facebook Tweet Email Images Although the omicron variants seem less deadly, COVID-19 vaccine boosters are needed to keep up with the virus as it evolves, says University of Illinois Urbana-Champaign microbiology professor Christopher Brooke. Share on Facebook Tweet Email