In the study, "An Oral Norovirus Vaccine Tablet Was Safe and Elicited Mucosal Immunity in Older Adults in a Phase 1b Clinical ...

Older Adults and Norovirus: The Bottom Line. A meta-analysis of studies of norovirus in older adults found that this group faces a heightened risk of severe norovirus symptoms and complications ...

Norovirus is responsible for about 109,000 hospitalizations and 900 deaths each year in the U.S., mostly affecting adults over 65 years old, according to the National Foundation for Infectious ...

Vaxart's oral norovirus vaccine shows strong immune responses in a Phase 1b trial for older adults, supporting its potential effectiveness. Vaxart, Inc. announced the publication of complete data ...

Norovirus symptoms in adults can come on suddenly as it has an incubation period of 12 to 48 hours. Symptoms include vomiting, diarrhoea, abdominal pain, a high temperature, headache and aches and ...

Norovirus symptoms in adults can come on suddenly as it has an incubation period of 12 to 48 hours. Symptoms include vomiting, diarrhoea, abdominal pain, a high temperature, headache and aches and ...

But with 19 to 21 million illnesses each year in the United States, norovirus nevertheless causes on average 900 deaths and 109,000 hospitalizations annually, mostly among adults aged 65 and older.

Norovirus is surging across the US. ... In adults, these signs can include shortness of breath or persistent chest pain, severe muscle pain or confusion and worsening of chronic conditions.

Young children and older adults are most at risk from severe dehydration from norovirus. The illness leads to some 465,000 emergency department visits each year, mostly in young children.

Norovirus is not an airborne virus like influenza or COVID-19. However, it can become aerosolised if an infected person vomits and small droplets containing the virus are released into the air.

Norovirus infections jumped a stomach-turning 159% last month compared to the same span last year in NYC, where flu cases are up nearly 25% so far in 2025, city Department of Health data reveal.

Norovirus symptoms in adults can come on suddenly as it has an incubation period of 12 to 48 hours. Symptoms include vomiting, diarrhoea, abdominal pain, a high temperature, headache and aches and ...