Norovirus Infection a�� An Overview

Norovirus infection

is a type of waterborne disease which causes vomiting and severe diarrhea. Also, this virus is a main reason for gastrointestinal diseases in crowded and closed environments, like cruise ships, nursing homes and hospitals. Most frequently, people suffering form norovirus infection develop abdominal pain and diarrhea. They also begin to vomit in 24-48 hours of exposure to the infection. The symptoms of the infection may last 1-2 days. Also, many people recover without any form of treatment. Read on to know more about the waterborne infection, norovirus infection.

Although, in a few people like infants and older people, the conditions like diarrhea and vomiting can be very severe as they lead to dehydration and require medical aid. The norovirus infection is highly contagious in nature. This infection usually spreads via water or food contaminated by the fecal matter. One may also contract the infection via close contact with an infected individual.

Names of the Diseases Caused by Noroviruses

The variuos diseases which are caused by noroviruses are known by many names. These include:

  • Calicivirus infection
  • Food poisoning (Other causes of food poisoning are also known)
  • Non-bacterial gastroenteritis a�� Gastroenteritis is the term which describes an inflammation of the intestines and stomach
  • Acute gastroenteritis
  • Viral gastroenteritis a�� The most common term for infection caused by norovirus
  • Stomach flu a�� This disease is not at all related to influenza (respiratory disease due to influenza virus)

Spread Of Norovirus Infection

Noroviruses are known to cause 600,000 to one million infections in people from UK every year. This infection primarily affects people from all age groups and outbreaks are very common, especially in crowded areas like schools, nursing homes and hospitals. This is due to the fact that the norovirus spreads from person to another very easily. Also, it survives for a longer period in contaminated areas.

It is quite possible to become infected again after suffering from an norovirus infection once. This is due to the fact that the immunity against the virus lasts only for a very short time.

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