---
title: "Norovirus Prevention Methods: Stop the Spread in Your Workplace"
description: Learn how to prevent Norovirus, Australia’s top cause of gastroenteritis, with key facts relating to symptoms, spread and workplace safety.
image: https://blog.foodsafety.com.au/hubfs/Adobe%20Express%20-%20file%20(17).jpg
---

# Understanding Norovirus: Prevention and Workplace Safety

Learn how to prevent Norovirus, Australia’s top cause of gastroenteritis, with key facts relating to symptoms, spread and workplace safety.

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 May 26, 2025

Norovirus remains the **leading cause of gastroenteritis **in Australia, affecting more than a million people each year. Understanding how Norovirus spreads and how to stop it is more important than ever.

## What is Norovirus and why should you care?

Norovirus is a highly contagious virus that causes **gastroenteritis**, an inflammation of the stomach and intestines. It is notorious for triggering sudden outbreaks in communal settings and is responsible for an estimated **1.8 million infections** annually in Australia.

It is not limited to food service environments; [schools](https://blog.foodsafety.com.au/school-food-safety-essential-tips-to-keep-school-lunches-fresh-and-safe), childcare facilities, aged care homes, cruise ships and hospitals are frequent hotspots.

Unlike many pathogens, **Norovirus is exceptionally resilient:**

- It withstands high and low temperatures, making it resistant to conventional cooking, refrigeration and freezing
- It can survive on hard surfaces for days or even weeks
- Low-moisture foods such as biscuits and crackers can also serve as carriers

## Recognising Norovirus symptoms early

Norovirus symptoms generally appear **12 to 48 hours** after exposure, and although most people recover within **1 to 3 days**, it can cause severe discomfort and complications for vulnerable groups.

**Common symptoms include:**

- Intense vomiting and/or diarrhoea
- Abdominal cramps
- Headaches and muscle pain
- Mild fever and chills
- Fatigue and dehydration

Importantly, some individuals remain asymptomatic but infectious, unknowingly contributing to the spread of the virus.

## How does Norovirus spread?

Transmission typically occurs via:

- **Contaminated food or water: **especially when food handlers neglect hand hygiene
- **Person-to-person contact: **such as shaking hands or caring for a sick individual
- **Touching contaminated surfaces: **like door handles, countertops or utensils

[Food Handlers](https://blog.foodsafety.com.au/safe-food-handling-mindset) are often the unwitting source of outbreaks, particularly when they work while experiencing symptoms or fail to wash their hands properly. Additionally, **raw shellfish**, especially **oysters**, can harbor Norovirus if harvested from polluted waters. 

## High-risk environments and populations

Norovirus poses an elevated threat in:

- Aged care and [childcare](https://blog.foodsafety.com.au/food-safety-supervisor-course-for-childcare-your-route-to-compliance) centres
- Hospitals and community kitchens
- Cafeterias, cruise ships and catering services

Certain populations are more susceptible to severe outcomes, including the **elderly**, **infants**, **pregnant women** and those with **compromised immune systems**. The settings listed above must enforce stringent hygiene protocols and **mandatory food safety training **to manage the risk of Norovirus and contain any identified cases.

## Effective strategies for preventing Norovirus outbreaks

Prevention hinges on strict hygiene and food safety practices. **Here’s how workplaces and food businesses can protect staff and patrons:**

- Enforce effective [hand washing methods](https://resources.foodsafety.com.au/posters/correct-hand-washing-method), especially after using the restroom or before handling food
- Separate raw and ready-to-eat foods to avoid cross-contamination
- Wash all fruits and vegetables thoroughly
- Clean and sanitise all food-contact surfaces regularly
- Exclude symptomatic employees from food handling until at least 48 hours after recovery

Most states and territories require food businesses to appoint a **certified Food Safety Supervisor**. These individuals are responsible for maintaining compliance with the [Food Standards Code](https://www.foodstandards.gov.au/food-standards-code), conducting risk assessments and ensuring **Food Handlers** complete the relevant [training](https://blog.foodsafety.com.au/why-online-food-handler-training-is-the-future).

## Training and certification

Norovirus may be invisible, but its impact is unmistakably real – especially in food service and community care environments. Investing in food safety education is an essential step towards outbreak prevention.

In Australia, the **Food Standards Code** requires anyone who works with food to be trained in food safety. 

Food Handlers must complete a food safety course delivered by a **Recognised Training Organisation (RTO)**. In addition to this, [Standard 3.2.2A](https://blog.foodsafety.com.au/top-tips-for-ensuring-compliance-with-food-safety-standard-3.2.2a) mandates that businesses must appoint **at least one** [certified Food Safety Supervisor](https://blog.foodsafety.com.au/certified-food-safety-supervisor-why-every-food-business-should-have-one) who has successfully completed a [Food Safety Supervisor training program](https://blog.foodsafety.com.au/food-safety-supervisor-course-curriculum-what-does-it-cover) within the last five years.

The **Australian Institute of Food Safety (AIFS) **is a Registered Training Organisation approved to deliver a Nationally Recognised [Food Handler course](https://www.foodsafety.com.au/courses/food-handler-course) and [Food Safety Supervisor course](https://www.foodsafety.com.au/courses/food-safety-supervisor) in accordance with the Food Standards Code.

[**Enrol**](https://www.foodsafety.com.au/courses)** in one of these online, self-paced food safety courses today, or **[**contact us**](https://www.foodsafety.com.au/contact)** to discover how you can safeguard your workplace against the next potential Norovirus incident.**

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