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Understanding norovirus: Symptoms, transmission and prevention

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Síntomas y prevención del norovirus , enfermedad, salud- Norovirus, symptoms, disease, health, MundoNOW
Norovirus symptoms and prevention (Photo: MundoNOW Archive)
  • Understanding norovirus symptoms.
  • It’s also known as the stomach flu.
  • The virus is highly contagious.

Norovirus is a highly contagious virus that causes gastroenteritis, an inflammation of the stomach and intestines.

Often referred to as the stomach flu, norovirus is not related to the influenza virus but shares some similar symptoms.

Every year, norovirus leads to outbreaks in places where people are in close quarters, such as schools, cruise ships and nursing homes.

Before you continue reading, we invite you to listen to the new Tu Mundo Hoy podcast by clicking HERE.


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Norovirus symptoms

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Norovirus symptoms typically appear suddenly and can be quite severe, causing a lot of discomfort.

These include nausea, vomiting, diarrhea and stomach cramps.

Some people may also experience fever, headache and body aches, adding to the overall misery.

These symptoms usually last for one to three days, but it’s important to note that the virus can still be contagious even after you start feeling better, so extra caution is necessary.

How Norovirus spreads

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Norovirus spreads very easily through contaminated food, water and surfaces, making it a challenging virus to contain.

When an infected person vomits or has diarrhea, the virus can become airborne and contaminate nearby surfaces, which can then infect others.

It can also spread by touching contaminated surfaces and then touching your mouth or by eating food that has been handled by an infected person.

Because of this, maintaining good hygiene and cleanliness is crucial in preventing the spread of the virus.

How to prevent norovirus

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Preventing norovirus involves practicing good hygiene and being mindful during food preparation.

Always wash your hands thoroughly with soap and water, especially after using the bathroom or before eating, to reduce the risk of infection.

Disinfect surfaces regularly, particularly in the kitchen and bathroom, using a bleach-based cleaner to kill any lingering viruses.

Additionally, avoid preparing food for others if you are sick or have recently recovered from norovirus to prevent spreading the illness.

Treating Norovirus at home

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There is no specific treatment for norovirus, but you can manage the symptoms effectively at home.

It’s essential to stay hydrated by drinking plenty of fluids, as vomiting and diarrhea can lead to severe dehydration if not addressed promptly.

Oral rehydration solutions or electrolyte drinks can help replenish lost fluids and minerals, making you feel better faster.

Resting is also crucial to help your body recover and regain strength after the infection has passed.

Recognizing complications

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While most people recover from norovirus without serious complications, it’s important to know when medical attention is necessary.

Severe dehydration can occur, particularly in young children, the elderly and individuals with weakened immune systems, posing a significant health risk.

Symptoms of severe dehydration include dizziness, dry mouth, and reduced urination, indicating that the body is not retaining enough fluids.

If you or someone else experiences these symptoms, seeking medical help immediately is crucial to prevent further health issues.

Norovirus in public places

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Outbreaks of norovirus are common in places where people are in close contact, such as schools, daycare centers and cruise ships, where the virus can spread rapidly.

These environments provide ample opportunities for the virus to infect many people quickly, leading to widespread illness.

Public health officials often work to contain outbreaks by identifying the source and implementing strict cleaning protocols to stop the virus from spreading further.

Awareness and prompt action are key to reducing the impact of an outbreak and protecting public health.

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