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- Fever is an elevation in the body's temperature. It's not a disease but rather a sign or response to something occurring within the body, most commonly an infection. Noninfectious conditions or scenarios like inflammatory diseases or medication reactions can also cause a fever.
www.verywellhealth.com/fever-8685009
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. For infants, however, even a low fever may mean there's a serious infection.
- Mononucleosis. Symptoms. Fever. Sore throat. Fatigue. Swollen lymph nodes. Mononucleosis, or mono, is a highly contagious viral infection typically caused by the Epstein-Barr virus.
- Influenza (flu) Symptoms: Fever. Cough. Congestion. Headache. Body aches. Nausea, vomiting, diarrhea (especially in young children) The flu is an infection of the respiratory tract (e.g.,your lungs, nose, and mouth) caused by the influenza virus.
- Pneumonia. Symptoms. Fever. Cough (which may also produce mucus/phlegm) Trouble breathing or increased breathing rate. Fatigue. Chest pain. Nausea, vomiting, loss of appetite, and diarrhea (especially in younger children)
- Common cold. Symptoms. Runny nose. Cough and congestion. Low fever. Fatigue. Body aches (usually mild) A common cold is a viral infection of the respiratory tract (usually just your nose and mouth).
What can cause a fever? A fever may be caused by: Infections. This is the most common cause of a fever. Examples of infections that can cause a fever include influenza (flu), a kidney infection, or pneumonia. Some medicines. Severe trauma or injury, such as a heart attack, stroke, heatstroke, or burns.
May 22, 2023 · Diagnosing the cause of a fever. To help determine why you have a fever, your doctor will ask you about: other symptoms such as coughing, abdominal pain, vomiting, diarrhea, or pain when urinating; recent surgeries or injuries; recent vaccinations; new drugs you may be taking; recent travel, particularly travel abroad. How to treat a fever at home
- hhp_info@health.harvard.edu
The degree of fever may not show how serious the illness is. With a minor illness, such as a cold, you may have a fever. But a very serious infection may cause little or no fever. It's important to look for and evaluate other symptoms along with the fever.
Sep 4, 2023 · Fever, or pyrexia, is the elevation of an individual's core body temperature above a 'set-point' regulated by the body's thermoregulatory center in the hypothalamus.
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Jan 2, 2024 · A fever is usually a symptom of an infection. It is not usually a cause for concern, but the underlying illness may need medical treatment.
