“The MMR takes three weeks to reach full immunity, but even if you are now exposed to measles, it attenuates serious infection, and reduces the chances of severe symptoms,” says Dr Smith.

Norovirus GII.17 accounted for < 10% of outbreaks in the US 2022-23 season, but rose to 75% during the 2024-25 season, passing the number of GII.4 outbreaks.

We aren't quite clear of peak norovirus season just yet, and if you come down with the debilitating virus, the symptoms could linger in your system for some time. Here's what you need to know if ...

Vaxart, Inc., a biotechnology company focused on oral recombinant pill vaccines, announced it will release topline data from its Phase I trial on norovirus before the market opens on June 11, 2025.