Norovirus | Norovirus | CDC - Centers for Disease Control and …
Find info on norovirus symptoms, causes, prevention, current outbreaks, and reporting systems.
About Norovirus | Norovirus | CDC - Centers for Disease Control …
Apr 24, 2024 · Norovirus is a very contagious virus that causes vomiting and diarrhea. It is sometimes called the "stomach flu" or the "stomach bug." However, norovirus illness is not related to the flu. The flu is caused by the influenza virus. Norovirus causes acute gastroenteritis, an inflammation of the stomach or intestines.
Norovirus Outbreaks | Norovirus | CDC - Centers for Disease …
Jan 2, 2025 · CDC works closely with our federal regulatory partners on norovirus outbreak investigations. The following are current food safety advisories or product recalls. Shellfish potentially contaminated with norovirus:
How to Prevent Norovirus | Norovirus | CDC - Centers for Disease ...
3 days ago · Norovirus is very contagious, but you can take steps to stop it from spreading. Wash hands well with soap and water; hand sanitizer alone does not work well against norovirus. Do not prepare, handle food, or care for others when you are sick.
Norovirus Facts and Stats | Norovirus | CDC - Centers for Disease ...
May 8, 2024 · Norovirus is the leading cause of vomiting and diarrhea from acute gastroenteritis among people of all ages in the United States. Each year, there are about 2,500 reported norovirus outbreaks in the United States. Norovirus causes 58% of foodborne illnesses acquired in the United States.
How Norovirus Spreads | Norovirus | CDC - Centers for Disease …
Apr 24, 2024 · Norovirus is very contagious; it spreads very easily and quickly. You can get norovirus from sick people and through contaminated food, water, or surfaces. You are most contagious when you have symptoms of norovirus illness or …
• Each year, norovirus causes about 70,000 hospitalizations and 800 deaths, mostly in young children and the elderly. Norovirus spreads very easily and quickly • It only takes a very small amount of norovirus particles (fewer than 100) to make you sick. • People with norovirus illness shed billions of virus particles in their stool and vomit
Laboratory Testing for Norovirus | Norovirus | CDC
Apr 24, 2024 · Diagnostic methods for norovirus testing focus on detecting viral RNA (genetic material) or viral antigen. RT-qPCR assays are the preferred diagnostic method to detect norovirus. EIA tests should not replace RT-qPCR during outbreak investigations; they are not recommended for testing single samples from sporadic cases.
Norovirus Prevention and Control Guidelines for Healthcare Settings
Apr 12, 2024 · CDC provides information on infection control and clinical safety to help reduce the risk of infections among healthcare workers, patients, and visitors. View All
Norovirus | CDC Yellow Book 2024 - Centers for Disease Control …
Norovirus infections can occur year round, but in temperate climates, activity peaks during the winter. Noroviruses are common in low-, middle-, and high-income countries. Globally, norovirus causes ≈18% of acute gastroenteritis cases and could be …