Infectious Disease

Infectious disease expert Amira Roess addresses concerns about Nipah virus cases detected in India and reassures Americans that the current risk is low.

First-of-its-kind vaccine protects children from deadly intestinal infections.

Epidemiologist Amira Roess comments on the measles cases arising in the Northern Virginia area.

Measles case reported in Northern Virginia child. Check potential exposure sites and dates.

After a year marked by measles outbreaks across the U.S., is the virus now endemic?

Three new cases of severe mpox were reported in California. Infectious disease expert Amira Roess clarifies the differences, and similarities, between the types of mpox.

Virus has killed almost 9 million birds – and counting.

Vaccination and health behavior expert Rupali Limaye offers timely information amidst recent changes to Centers for Disease Control vaccine recommendations for infant immunization schedules.

H5N5 avian influenza remains extremely rare in the United States, with only isolated detections and no evidence of sustained human-to-human spread. Public health authorities continue to monitor the situation closely, especially following the recent fatal case, but current indicators still point to a low overall risk for the general population.

U.S. anti-vax stance to blame for continent-wide surge in measles, say experts.