As 2025 came to a close, respiratory virus season kicked into high gear. RSV, Flu, and COVID-19 activity all increased during the final week of the year. Flu levels surged most dramatically. The percentage of flu tests with positive results climbed to 18.7%. Hospitalizations, emergency room visits, and doctor’s office visits for flu also rose significantly.
Respiratory syncytial virus (RSV) remains widespread in many areas of the country, as RSV infections and emergency room visits continued to increase, although to a lesser degree than flu did. Young children and older individuals face the highest risk of hospitalization for RSV.
Hospitalizations for COVID-19 continued to steadily increase from the low levels seen in October. COVID-19 hospitalizations are most common among older Americans.
Full Story: CIDRAP
