a bad one
gastroenteritis is a virus
Gastroenteritis often is referred to as the stomach flu even though the flu is a respiratory illness caused by an influenza virus. Other common names for viral gastroenteritis include: food poisoning, winter-vomiting disease, non-bacterial gastroenteritis
There are two main types of gastroenteritis: viral gastroenteritis, which is often caused by viruses like norovirus or rotavirus, and bacterial gastroenteritis, which can be caused by bacteria such as Salmonella or E. coli. Both types can lead to symptoms like diarrhea, nausea, vomiting, and stomach pain.
Viral gastroenteritis can be caused by a number of organisms including noroviruses, rotoviruses, adenoviruses, sapoviruses, and astroviruses. They are highly contagious and the symptoms can cause life-threatening dehydration in some cases.
Stomach flu is an illness called gastroenteritis, which is usually caused by a virus. There is no vaccine or cure for gastroenteritis. If you have it, you'll want to rest until you feel better. Gastroenteritis is contagious, that's why it's important to wash your hands, especially before you eat.
A non-enveloped icosahedral DNA virus commonly causing gastroenteritis. It is the second most common cause of viral gastro, second to the rotavirus.
Viruses that cause the following diseases are extremely infectious. Chickenpox Flu (influenza) Herpes Human immunodeficiency virus (HIV/AIDS) Human papillomavirus (HPV) Infectious mononucleosis Mumps, measles and rubella Shingles Viral gastroenteritis (stomach flu) Viral hepatitis Viral meningitis Viral pneumonia
the Rotavirus, the Astrovirus, and the Adenovirus
One can find information about viral gastroenteritis, also called the stomach flu, by visting the corresponding wikipedia page which also has links to additional information.
"Stomach flu", or the "GI flu".
Viral immunity is typically pretty good for a healthy person, but there are many variations of both cold and flu. You won't get the *same* virus twice, but you may easily get a virus that has the same symptoms twice in the same year.
The word 'viral' is the adjective form of the noun virus.