How to manage Norovirus?

Your symptoms—intense stomach cramps, nausea, watery diarrhea, and lightheadedness—along with the timing after eating at a buffet, could indeed be indicative of food poisoning, which may be caused by Norovirus or another gastrointestinal pathogen. The low blood pressure and difficulty staying hydrated suggest that dehydration may be becoming a concern, which can worsen the symptoms. It's important to drink fluids to prevent dehydration, but if you're unable to keep fluids down, or if the lightheadedness worsens, seeking medical care is advisable. An intravenous (IV) fluid treatment may be needed if you're severely dehydrated and unable to maintain adequate hydration orally. Regarding Norovirus, it's a highly contagious virus that spreads easily, especially in settings like schools. To prevent spreading it to colleagues and students, you should: 1. Stay home: Avoid returning to work until at least 48 hours after your symptoms resolve. 2. Practice good hygiene: Wash your hands thoroughly with soap and water, especially after using the restroom and before eating or preparing food. 3. Disinfect surfaces: Clean frequently-touched surfaces, like doorknobs and desks, with a disinfectant effective against Norovirus. 4. Isolate if possible: If you must interact with others, maintain distance and avoid close contact. 5. Follow public health advice: Stay updated on guidelines from your local health authorities. If symptoms persist or worsen, seeking medical attention is important, especially to assess hydration status and rule out any more severe conditions.