Highly contagious diarrhea-causing virus surges across US

Health & Fitness
7 Apr 2026 • 5:26 AM MYT
The Independent
The Independent

The world’s most free-thinking newspaper

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  • Rotavirus, a highly contagious gastrointestinal illness, is spreading across the U.S., with high levels detected in wastewater data, particularly in California's Bay Area and the Northeast.
  • The infection is most severe in infants and young children under the age of 5, causing symptoms like vomiting and watery diarrhea, and can be fatal without vaccine protection.
  • Vaccines have significantly reduced rotavirus-related deaths and hospitalizations since their introduction, preventing 45,000 hospitalizations and 342,000 visits to clinics and emergency departments, according to the CDC.
  • Recent changes to vaccine recommendations by the administration suggest parents should decide with their doctors about rotavirus vaccination, a departure from previous CDC guidance for all children.
  • These changes, temporarily blocked in court, have drawn strong criticism from major medical groups and experts who warn they could lead to increased suffering and deaths.

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