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1. • Not a disease

     • A fever is the body's normal and healthy reaction to infection and other illnesses, both minor and serious. It helps the body fight infection. A fever is a symptom, not a disease. In most cases, having a fever means that you have a minor illness. When you have a fever, your other symptoms will help you know how serious your illness is.
     www.healthlinkbc.ca/health-topics/fever-or-chills-age-12-and-older

     Fever or Chills, Age 12 and Older - HealthLink BC

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

   www.mayoclinic.org › diseases-conditions › fever

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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

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

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   Virtually all infectious illnesses can cause fever. But overall, the most likely causes are . Upper and lower respiratory tract infections. Gastrointestinal infections. Urinary tract infections. Skin infections. Most acute respiratory tract and gastrointestinal infections are viral.

   • Author: Larry M. Bush

4. www.health.harvard.edu › diseases-and-conditionsFever in adults: when to worry - Harvard Health

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   May 22, 2023 · When to worry about fever. If you have a fever over 104°F (40°C), you should call your doctor. Seek medical help right away if you have a fever along with any of these symptoms: seizure; loss of consciousness; confusion; stiff neck; trouble breathing; severe pain anywhere in the body; swelling or inflammation of any part of the body

   • Email: hhp_info@health.harvard.edu

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

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   A fever itself isn’t an illness. Rather, it’s a symptom of a wide range of health conditions. When your body temperature rises a few degrees above normal, it can be a sign that your immune system has been activated, often to fight an infection.

6. www.healthlinkbc.ca › health-topics › fever-orFever or Chills, Age 12 and Older - HealthLink BC

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   A fever is the body's normal and healthy reaction to infection and other illnesses, both minor and serious. It helps the body fight infection. A fever is a symptom, not a disease. In most cases, having a fever means that you have a minor illness. When you have a fever, your other symptoms will help you know how serious your illness is.

7. www.webmd.com › ss › slideshow-what-to-know-feverFever Causes, Symptoms and Treatments - WebMD

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   Jul 18, 2024 · Cold & Flu Guide. What You Need to Know About Fever. Medically Reviewed by Poonam Sachdev on July 18, 2024. Written by Lisa Fields. 1/12. What a Fever Is. When you have an illness or...

8. People also ask

   Is a fever a symptom or a disease?

   • A fever is a symptom, not a disease. In most cases, having a fever means that you have a minor illness. When you have a fever, your other symptoms will help you know how serious your illness is. Temperatures in this topic are oral temperatures. Oral temperatures are usually taken in older children and adults.

   Fever or Chills, Age 12 and Older - HealthLink BC

   www.healthlinkbc.ca/health-topics/fever-or-chills-age-12-and-older

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   What does it mean if a patient has a fever?

   • Many patients use “fever” very loosely, often meaning that they feel too warm, too cold, or sweaty, but they have not actually measured their temperature. Symptoms are due mainly to the condition causing the fever, although fever itself can cause chills, sweats, and discomfort and make patients feel flushed and warm.

   Fever - Fever - MSD Manual Professional Edition

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

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   Is a fever a sign of a serious infection?

   • A fever is a temporary rise in body temperature. It's one part of an overall response from the body's immune system. A fever is usually caused by an infection. For most children and adults, a fever may be uncomfortable. But it usually isn't a cause for concern. For infants, however, even a low fever may mean there's a serious infection.

   Fever - Symptoms and causes - Mayo Clinic

   www.mayoclinic.org/diseases-conditions/fever/symptoms-causes/syc-20352759 

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   How does fever affect a person's health?

   • Because fever can increase the basal metabolic rate by about 10 to 12% for every 1° C increase over 37° C, fever may physiologically stress adults with preexisting cardiac or pulmonary insufficiency. Fever can also worsen mental status in patients with dementia. Fever in healthy children can cause febrile seizures. Many disorders can cause fever.

   Fever - Fever - MSD Manual Professional Edition

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

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   What are the symptoms of a fever?

   • Symptoms are due mainly to the condition causing the fever, although fever itself can cause chills, sweats, and discomfort and make patients feel flushed and warm. Body temperature is determined by the balance between heat production by tissues, particularly the liver and muscles, and heat loss from the periphery.

   Fever - Fever - MSD Manual Professional Edition

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

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9. www.hopkinsmedicine.org › feverFever - Johns Hopkins Medicine

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   Vomiting. Headache. Aching all over. Nausea. How is a fever diagnosed? The best way to diagnose a fever is to take a temperature with a thermometer. There are several types of thermometers, including the following: Digital thermometer (oral, rectal, or under the armpit)