With low risk locally, who should be thinking about getting another COVID booster shot?

Unlike with other vaccines, senior medical director of infection prevention and control for UCHealth Michelle Barron [professor of medicine at CU School of Medicine] said officials are still learning what the threshold of an antibody response is needed for lasting protection from COVID-19. “We don’t know what that is for COVID,” Barron said. “The other bigger piece is that your immune system is not just antibodies.”