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Reviewed by: Megan Meller, MS, MPH, CIC, CSM

Norovirus is a highly contagious virus that often strikes with little warning. It can spread quickly, especially in close quarters. Understanding how to recover from norovirus and prevent its spread is crucial. Let’s guide you through the fundamentals of norovirus symptoms, recovery and when to seek care, if necessary.

So, what exactly is norovirus?

Norovirus is a virus that causes inflammation in the stomach and intestines. This leads to symptoms like vomiting, diarrhea and stomach cramps. People often call norovirus the "stomach flu." However, it is unrelated to the flu, which impacts the respiratory system.

Norovirus is extremely contagious. It can spread through direct contact with an infected person, touching contaminated surfaces or consuming contaminated food or water. An infected individual can spread the virus from the moment they start feeling ill to several days after their symptoms have disappeared.

Recognizing the symptoms

Norovirus spreads easily because it doesn't take much virus to cause an infection. Though, recognizing the symptoms of norovirus can help you identify the illness early and take appropriate action to prevent its spread.

  1. Diarrhea
    This symptom can be severe, leading to dehydration.
  2. Low-grade fever
    Some people might experience a slight fever.
  3. Muscle pain and fatigue
    General body aches and tiredness are also possible.
  4. Nausea and vomiting
    These are often the first signs of norovirus.
  5. Stomach cramps
    Pain and discomfort in the stomach are common.

Symptoms typically develop 12 to 48 hours after exposure to the virus. They can last anywhere from 1 to 3 days. It's important to stay hydrated and rest during this time.

Tips to recover quickly from norovirus

Recovery from norovirus is typically straightforward, but it requires care and attention to prevent complications and further spread.

Disinfect common areas

Clean and disinfect surfaces that may have been contaminated using a bleach-based cleaner. Pay special attention to commonly touched surfaces like door handles and light switches.

“Norovirus can live on household surfaces for a long time. This is why it is important to make sure you are regularly washing your hands with soap and water and disinfecting common surfaces when someone is ill in the household.”

—Megan Meller, Gundersen Infection Preventionist

Gradually reintroduce food

Once you can keep fluids down, start with bland foods such as bananas, rice, applesauce, and toast. Avoid dairy, caffeine, and fatty foods until you feel better.

Practice good hygiene

Wash your hands frequently with soap and water, especially after using the restroom and before preparing or eating food. This practice helps prevent the spread of the virus to others.

Rest your body

Give your body the time it needs to recover by getting plenty of rest. Avoid overexertion during this period.

Stay hydrated

One of the most crucial aspects of recovery is maintaining hydration. Drinking clear fluids such as water, broth or oral rehydration solutions helps prevent dehydration caused by vomiting and diarrhea.

When to seek medical help

At Gundersen, our healthcare providers are skilled in managing norovirus cases, though most people recover from it without medical intervention. Yet, it’s important to seek medical attention if you experience:

  • A high fever
  • Blood in vomit or stool
  • Persistent vomiting or diarrhea
  • Severe dehydration

Care options for when you’re feeling sick

Protect your health by getting care when and how you need it. Find the flexible care you need by choosing from our care options. Our telehealth and virtual options are convenient when you're not feeling well enough to leave home.

Infection prevention strategies

Prevention is the best strategy when dealing with norovirus. Taking simple precautions can significantly reduce your risk of infection.

  • Frequent handwashing with soap and water.
  • If someone in your household is sick, keep them isolated as much as possible to prevent spreading the virus to others.
  • Regularly clean and disinfect surfaces, especially in high-traffic areas.
  • Wash fruits and vegetables thoroughly and cook seafood thoroughly.

What to expect for norovirus cases in 2025

While norovirus outbreaks occur year-round, they are more common in winter months. Looking ahead to 2025, awareness and preventive measures remain essential. Continuous research and public health efforts aim to reduce outbreaks and improve recovery processes.

Safeguard your health and actively enhance your immune system by consuming nutritious foods, ensuring adequate rest, maintaining physical activity and incorporating additional healthy habits.

Strive for a more healthful tomorrow

Norovirus is a highly contagious virus that requires careful attention to symptoms, recovery practices and prevention strategies. By understanding how to manage norovirus effectively, you can protect yourself and your community. Practice good hygiene, stay informed and support community health initiatives to minimize the impact of norovirus.

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