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1. • Isn’t an illness

     • A fever is when your body temperature rises higher than normal. 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.
     my.clevelandclinic.org/health/symptoms/10880-fever

     Fever Symptoms & Causes: What Is Considered a Fever?

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

   www.mayoclinic.org › diseases-conditions › fever

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   May 7, 2022 · 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.

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

   my.clevelandclinic.org › health › symptoms

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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.

4. 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.

5. www.health.harvard.edu › treating-fever-in-adultsFever in adults: when to worry - Harvard Health

   www.health.harvard.edu › treating-fever-in-adults

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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

6. www.webmd.com › first-aid › fevers-causes-symptomsFever: Causes, Symptoms, and Treatment - WebMD

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   Nov 15, 2023 · Adults. 100.4 F (oral temperature) A low-grade fever is when you have a temperature that is slightly higher than normal, usually around 99.5 to 100.3 F. A low-grade fever signals that something...

7. www.webmd.com › covid › what-is-a-feverFever Symptoms & Causes: What Is Considered a Fever? - WebMD

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   Jun 20, 2024 · 10 min read. What Is a Fever? A fever is when your body temperature is higher than usual, often due to an infection or illness. Doctors generally consider a fever to be an oral temperature...

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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   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 & causes - Mayo Clinic

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

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   What is a fever a sign of?

   • What Is a Fever? A fever is a sure sign your body is fighting off some type of infection. (Photo credit: E+/Getty Images) A fever is when you have a brief rise in body temperature that’s higher than your normal body temperature. It’s also called a high temperature, hyperthermia, or pyrexia.

   Fever: Causes, Symptoms, and Treatment - WebMD

   www.webmd.com/first-aid/fevers-causes-symptoms-treatments

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   Can you get sick if you have a fever?

   • Better thermometers. We may have more accurate thermometers than people did a century ago. Despite the new research, doctors generally don’t consider you to have a fever until your temperature is at or above 100 F. But you can be sick if it’s lower than that.

   Fever Symptoms & Causes: What Is Considered a Fever? - WebMD

   www.webmd.com/covid/what-is-a-fever

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   Why do I have other symptoms if I have a fever?

   • When you have other symptoms with fever, it’s usually because of the condition causing it. Other symptoms you might have when you have a fever include: If you're an older adult, serious infections tend to cause symptoms such as confusion or weight loss rather than fever.

   Fever Symptoms & Causes: What Is Considered a Fever? - WebMD

   www.webmd.com/covid/what-is-a-fever

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9. www.medicalnewstoday.com › articles › 168266Fever: Symptoms, treatments, types, and causes

   www.medicalnewstoday.com › articles › 168266

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   Jan 2, 2024 · A fever is a symptom, not an illness. A doctor can diagnose a fever by checking the person’s body temperature, but they will also need to diagnose the reason for the fever.