Norovirus is a highly contagious virus that causes sudden gastrointestinal symptoms like vomiting, diarrhea, and stomach cramps. While the illness itself typically resolves within a few days, understanding how long you’re contagious is critical to preventing its spread. In this blog, we’ll cover what you need to know about norovirus contagion, symptoms, and when it’s safe to resume normal activities. For same-day norovirus testing and treatment, visit the walk-in clinic at AFC ...