COVID-19

The Centers for Disease Control and Prevention authorized the COVID-19 vaccine for kids under five and UW Health experts say they’re ready to start rolling out vaccinations in Wisconsin....

A research team led by University of Wisconsin–Madison virologist Yoshihiro Kawaoka and colleagues in Japan show that the BA.2 subvariant of omicron is similar to BA.1 in both the severity of illness it causes and in its ability to cause infection....