Canadian Food Inspection Agency
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Home > Food > Consumer Centre > Food Safety Tips > Causes of Food Borne Illness
Symptoms
- Diarrhea (often bloody or watery)
- Abdominal pain
- Fever
- Nausea
- Vomiting
Start of symptoms / how long they last
Symptoms usually
- start within 2 to 5 days (but can happen up to a month after eating or drinking food containing the bacteria)
- last up to 10 days
How you can get sick
- By eating or drinking food or beverages contaminated with Campylobacter jejuni
- By hands that were not washed properly after petting infected cats, dogs, or farm animals
- Through cross-contamination when preparing food
- Direct person-to-person contact, including the physical care (diapering) of people carrying the bacteria
Potential health impacts
- Long-term consequences are rare.
- Some people may get
- sudden gall bladder inflammation (can feel like a sharp abdominal pain)
- Guillain-Barré syndrome (an auto-immune disorder affecting the nervous system)
- meningitis (inflammation of the brain and spinal cord)
- Reiter's syndrome (a condition that develops in response to an infection in another part of the body and can lead to chronic arthritis)
- chronic colitis (inflammation of the colon)
Food commonly associated
- Raw eggs
- Raw milk and raw milk dairy products
- Raw or undercooked meat such as poultry, beef, pork, lamb
- Raw vegetables
- Shellfish
- Untreated drinking water
How to protect yourself
- Cook food to a safe internal temperature.
- Drink and eat pasteurized milk and milk products.
- Use a digital food thermometer to check the internal temperature of your food. Refer to the chart on page 5.
- Keep hot food hot at or above 60°C (140°F).
- Keep cooked food separate from raw food. Use one set of utensils for raw food and another for cooked food.
- Buy shellfish from reputable suppliers.
- Drink water from a safe supply (treated or boiled water).
Food Safety Tip
When you pack a lunch, keep HOT foods HOT and COLD foods COLD. A thermos or an ice pack will help.
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