Colorado ranks among the highest states in the country for flu – an emergency room physician describes why the 2025-26 flu season is hitting hard

The 2025-26 ‘super’ flu can come with vomiting and diarrhea, alongside the more typical aches and pains of flu.

By: Jean Hoffman, University of Colorado Anschutz Medical Campus, The Conversation

Outlets: The Conversation

Published: January 13, 2026

Words: 1,287

Last Updated: 2 months, 1 week ago

By Jean Hoffman, University of Colorado Anschutz Medical Campus

Colorado is in the midst of a record-breaking flu season. In the week ending Dec. 27, 2025, 831 people were hospitalized with influenza – the most since the state started tracking flu cases two decades ago. Hospitalizations eased the following week to 737 but still remain higher than prior years.

Colorado is among the top five states with the most flu activity in …

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