Every year, food poisoning due to norovirus occurs frequently in winter. Norovirus spreads from food to person and from person to food, which may lead to collective food poisoning. In order to prevent food poisoning caused by norovirus, let's perform "heating, hand washing, disinfection" firmly.

1.What is norovirus?

• It is a small spherical virus that grows only in the body.
• It is highly infectious and can be infected with a small amount of about 10 to 100 viruses.
• It develops within 1 to 3 days after infection.
• 85°C, die after heating for more than 1 minute.

2.Symptoms and route of infection

• The main symptoms are vomiting and diarrhea, and there are individual differences in symptoms such as mild fever and abdominal pain.
  Usually, it recovers in about a few days, but it may release the virus for about a week after recovery.
• Most of the routes of infection are oral infection, and droplet infection occurs when food contaminated with the virus is eaten raw or without sufficient cooking, or where there are many opportunities for people to come into contact with each other, such as homes and communal living facilities. May be.

3.Prevention method

• Hand washing is the basis for preventing food poisoning and infectious diseases.
  Wash your hands thoroughly with soap when returning home or cooking (especially after touching raw meat and seafood), before meals.
• Choose fresh ingredients (especially seafood such as bivalve) and cook thoroughly before eating.
  ※The temperature in the center is 85 ° C, and heating for more than 1 minute is recommended.

[Published date: 12.20, 2016]

Contact information
Shimonoseki City University
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TEL. 083-252-0288 / FAX. 083-252-8099