WI Health Officials Warn of Respiratory Viruses News | January 28, 2026 | 0 | by Morgan McCarthy Health officials are warning residents of respiratory viruses active across the state. The Department of Health Services says flu, COVID-19, and RSV are circulating at elevated levels. COVID-19 activity is increasing, showing high levels in wastewater and laboratory results. RSV is rising statewide with the highest rates seen in children ages zero to four. DHS leaders are urging residents to get vaccinated, stay home when sick, and contact a doctor early if flu symptoms develop.