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1. • • A viral fever is any fever that’s caused by an underlying viral illness. Normal body temperature is 98.6°F (37°C). Anything a degree above this is considered a fever. A variety of viral infections can affect humans, from the common cold to the flu. A low-grade fever is a symptom of many viral infections.
     www.healthline.com/health/viral-fever

     Viral Fever: Symptoms, Causes, Diagnosis, Treatment, and Warning

2. my.clevelandclinic.org › health › diseasesViral Infection: Causes, Symptoms, Tests & Treatment

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   Nov 23, 2022 · Viral infections are any illness you get from a virus (a small germ that uses your cells to reproduce). Common viral illnesses include colds, the flu, COVID-19, norovirus (“stomach flu”), HPV (warts) and herpes simplex virus (cold sores). Many viruses go away on their own, but some cause life-threatening or chronic illnesses.

3. www.healthline.com › health › viral-feverViral Fever: Symptoms, Causes, Diagnosis, Treatment, and Warning

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   Jan 24, 2024 · A viral fever is any fever that’s caused by an underlying viral illness. Normal body temperature is 98.6°F (37°C). Anything a degree above this is considered a fever. A variety of viral...

4. Videos

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5. my.clevelandclinic.org › health › symptomsFever Symptoms & Causes: What Is Considered a Fever?

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   A fever is when your body temperature is higher than your normal average temp. Most providers say a fever is either 100.0 F (37.8 C) or 100.4 F (38 C). When you have a fever, it’s your body’s normal response to fighting an infection or illness. Fevers usually aren’t a serious concern.

6. www.medicalnewstoday.com › articles › 321889Fever: How it stimulates the immune system - Medical News Today

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   Mar 15, 2022 · A mild fever is not just the sign of an infection or viral disease. It actually stimulates the body's immune response, and a new study explains how.

7. www.mayoclinic.org › diseases-conditions › feverFever - Symptoms and causes - Mayo Clinic

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   May 7, 2022 · Fevers below 104 F (40 C) associated with common viral infections, such as the flu, may help the immune system fight disease and are generally not harmful. Fever or elevated body temperature might be caused by: A viral infection; A bacterial infection; Heat exhaustion

8. www.medicalnewstoday.com › articles › 324645Viral fever: Symptoms, causes, and diagnosis - Medical News Today

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   Mar 7, 2019 · A viral fever is a higher-than-average body temperature that a virus causes. Often, a person will experience symptoms that may include a runny nose, coughing, nausea, fatigue, and...

9. People also ask

   What is a viral fever?

   • A viral fever is any fever that’s caused by an underlying viral illness. Normal body temperature is 98.6°F (37°C). Anything a degree above this is considered a fever. A variety of viral infections can affect humans, from the common cold to the flu. A low-grade fever is a symptom of many viral infections.

   Viral Fever: Symptoms, Causes, Diagnosis, Treatment, and Warning

   www.healthline.com/health/viral-fever

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   Are fevers a symptom of illness or infection?

   • Researchers claim that fevers are more than just a symptom of illness or infection. They found that elevated body temperature sets in motion a series of mechanisms that regulate our immune system. When we are healthy, our body temperature tends to gravitate around 37°C (98.6°F).

   Fever: How it stimulates the immune system - Medical News Today

   www.medicalnewstoday.com/articles/321889

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   Can a fever be infectious?

   • The cause of an acute (ie, duration ≤ 4 days) fever in adults is highly likely to be infectious. When patients present with fever due to a noninfectious cause, the fever is almost always chronic or recurrent. Also, an isolated, acute febrile event in patients with a known inflammatory or neoplastic disorder is still most likely to be infectious.

   Fever - Fever - MSD Manual Professional Edition

   www.msdmanuals.com/professional/infectious-diseases/biology-of-infectious-disease/fever

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   Can a bacterial infection cause a viral fever?

   • Both viral and bacterial infections often cause similar symptoms. To diagnose a viral fever, a doctor will likely start by ruling out a bacterial infection. They can do this by considering your symptoms and medical history, as well as taking any samples to test for bacteria.

   Viral Fever: Symptoms, Causes, Diagnosis, Treatment, and Warning

   www.healthline.com/health/viral-fever

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10. www.msdmanuals.com › feverFever - Fever - MSD Manual Professional Edition

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    Key Points. Fever is an elevated body temperature that occurs when the body's thermostat (located in the hypothalamus) resets at a higher temperature, primarily in response to an infection. Elevated body temperature that is not caused by a resetting of the temperature set point is called hyperthermia. Normal body temperature varies by.