Viral Gastroenteritis – Causes and Symptoms: Viral gastroenteritis is an intestinal infection that is usually accompanied by aqueous diarrhea, abdominal pain, nausea, vomiting, and sometimes fever. Severe cases may result in death if viral gastroenteritis occur in infants, elderly people or people with impaired immune systems.

How common is Viral Gastroenteritis?

Viral gastroenteritis is common and may be available to anyone of any age, but there are ways to reduce the chances, please discuss with your doctor for more information.

Symptoms of Viral Gastroenteritis

The following are common symptoms of viral gastroenteritis:

  • It is usually watery (non-blood bowes, if there is blood, the symptoms of possible infection are severe).
  • Colic in the abdomen.
  • Nausea, vomiting.
  • Muscle sore or headache.
  • Slight fever.

This article does not list all symptoms of gastroenteritis. If you still have concerns, ask your doctor.

When should I see a doctor? – Viral Gastroenteritis

It is recommended to consult a doctor if you have the following symptoms:

  • Diarrhea loss of moisture cannot be controlled for more than 24 hours.
  • Vomiting symptoms for more than 2 days, or there may be blood vomiting.
  • Symptoms of systemic dehydration include severe dry mouth, dark yellow urine or almost no urine, very weak body, dizziness, turbulent eyes, etc.
  • Gastrointestinal bleeding.
  • High fever in adults over 40°C and children over 39°C.

Causes of Viral Gastroenteritis

The most common cause of viral gastroenteritis is contact with infected patients or access to contaminated food or water. There are many viruses that can cause symptoms of gastroenteritis, such as Noroviruses, Rotavirus, etc.

Risk factors for Viral Gastroenteritis

The following are the risk factors that may cause gastroenteritis:

Young children

Children who are still in the nursery are not strong enough, and are particularly vulnerable to infection.


The immune system of the elderly will slowly become worse with age, especially in residential care homes.

Dense living

Any confined and clustered area can be a viral gastrointestinal infection.
People with a weak immune system: All people with a weak immune system also have a higher risk of viral gastroenteritis, such as those living with HIV and AIDS, patients receiving chemotherapy, etc.

Diagnosis and treatment of Viral Gastroenteritis

This article does not represent any medical advice, please consult your doctor for more information.

How to diagnose Viral Gastroenteritis?

Doctors will examine the patient’s symptoms to determine if they have viral gastroenteritis, and sometimes ask if there are people in the community in which they live. The doctor may also perform a quick stool screening to detect rotavirus, norovirus, bacterial infection, or parasites.

How to treat Viral Gastroenteritis?

There is no exact treatment for viral gastroenteritis, as antibiotics do not have much effect on killing the virus, and overtaking antibiotics can cause some bacteria to become resistant. So, in general, the treatment begins with a self-care home therapy.

Life adjustment and home therapy for viral gastroenteritis

The following lifestyle patterns and home remedies may help to fight viral gastroenteritis:

  • Choose lighter liquids, such as drinking water or consommé, avoid drinking caffeine or drinking alcohol.
  • Choose better digestible foods such as soda crackers, white toast, bananas, rice or chicken. If you still feel nausea after eating, please refrain from eating again.
  • Do not consume dairy products, caffeine or alcoholic foods, nicotine, oily or highly processed foods, until the condition has improved.
  • Be sure to rest more, because illness and dehydration can make people tired.

If you still have any questions, discuss with your doctor the best treatment for you.

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