CDC Reports Increasing COVID-19 and Rhinovirus/Enterovirus Activity Amid Low Overall Respiratory Illness

The U.S. Centers for Disease Control and Prevention (CDC) reported on Friday, September 4, 2026, that while the national level of acute respiratory illness causing people to seek healthcare remains very low, COVID-19 emergency department visits are increasing across all age groups. Additionally, Rhinovirus/Enterovirus (RV/EV) activity is increasing nationally, while RSV and seasonal influenza activity remain very low in most areas.