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The norovirus identifies a group of approximately 50 strains of virus that share one very unpleasant result: extended time in the restroom. Every year, roughly hundreds of millions persons globally fall ill with it.

Norovirus is a form of viral stomach flu, which is “irritation of the bowel and the large intestine that often leads to diarrhea” and vomiting, notes a doctor.

Although it can spread throughout the year, it has earned the nickname “winter vomiting illness” because its cases peak between December to February in the northern hemisphere.

The following covers what you need to know.

How Does Norovirus Spread?

This pathogen is exceptionally contagious. Most often, the virus invades the gastrointestinal tract through tiny germs from an infected person's spit or stool. This matter can land on hands, or in food and beverages, then into the mouth – “known as the fecal-oral route”.

The virus remain viable for up to 14 days on non-porous surfaces such as handles and toilets, and it takes an extremely small exposure to make you sick. “The required exposure for this virus is fewer than 20 virus particles.” By contrast, COVID-19 require about one to four hundred virus particles to infect. “When somebody, has an active the illness, there’s billions of virus particles for each gram of feces.”

One must also consider some risk of spread via airborne particles, particularly when you are near someone while they are suffering from active symptoms like diarrhea and/or vomiting.

A person becomes infectious roughly 48 hours before the onset of illness, and individuals may stay infectious for days or even a few weeks once symptoms subside.

Confined spaces including eldercare facilities, daycares as well as airports are a “ideal breeding ground for catching the infection”. Cruise ships are particularly bad reputation: public health agencies track multiple norovirus outbreaks aboard vessels on a regular basis.

Which Are the Symptoms of Norovirus?

The beginning of symptoms can feel sudden, initially involving abdominal cramping, sweating, shivering, nausea, throwing up and “very watery diarrhea”. Most cases are considered “mild” from a medical standpoint, meaning they clear up within a few days.

That said, this is a remarkably debilitating sickness. “People can feel pretty wiped out; they may have a slight fever, headache. And in many instances, individuals are not able to perform regular routines.”

Do I Need Medical Care Required for Norovirus?

Every year, norovirus causes hundreds of deaths as well as tens of thousands of hospitalizations nationally, where people the elderly at greatest risk level. Those at greatest risk of experiencing serious infections are “young children under 5 years old, along with older individuals and people that are with weakened immune systems”.

Those in higher-risk age categories are also particularly at risk of kidney injury from dehydration caused by profuse diarrhea. If you or a family member falls into a vulnerable age category and is cannot retain fluids, experts recommends consulting a physician or going to the emergency room for fluids via IV.

The vast majority of adults and older children with no underlying conditions recover from the illness without medical intervention. While health agencies report thousands of norovirus outbreaks each year, the actual figure of infections is closer to millions – the majority go unreported because individuals can “manage their infections on their own”.

While there’s nothing one can do to reduce the length of a bout with norovirus, it is vitally important to stay well-hydrated the entire time. “Try drinking the same amount of electrolyte solutions or plain water as the volume you are losing.” “Ice chips, ice lollies – really any fluid that can be tolerated to maintain hydration.”

An antiemetic – medication that reduces nausea and vomiting – such as Dramamine might be necessary in cases where one cannot retain fluids. It is important not to, use medications that stop diarrhoea, including Imodium or Pepto-Bismol. “The body attempts to expel the virus, and if we keep it inside … they persist for longer periods of time.”

What are Ways to Avoid Getting Norovirus?

Currently, we don’t have a vaccine for norovirus. That’s because norovirus is “notoriously hard” to grow and study in labs. The virus encompasses numerous different strains, which mutate often, rendering universal immunity difficult.

Therefore, prevention relies on fundamental hygiene.

Wash Your Hands:

“To prevent and controlling infections, proper hand hygiene is important for all.” “Critically, sick people must not prepare or handle food, or look after others when they are sick.”

Alcohol-based hand rub and similar sanitizers do not work against norovirus, because of how the virus is structured. “While you may use hand sanitizers along with soap and water, sanitizer alone is not sufficient against norovirus and cannot serve as a replacement for handwashing.”

Wash your hands often well, using soap, for at least 20 seconds.

Avoid Using an Infected Person's Bathroom:

If possible, set aside a different restroom for the sick person at home until after they recover, and limit close contact, is the advice.

Disinfect Contaminated Surfaces:

Disinfect surfaces with a bleach solution (one cup per gallon water) alternatively full-strength three percent hydrogen peroxide, both of which {can kill|