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Pyrexia
- Fever or pyrexia in humans is a symptom of organism's anti-infection defense mechanism that appears with body temperature exceeding the normal range due to an increase in the body's temperature set point in the hypothalamus. There is no single agreed-upon upper limit for normal temperature: sources use values ranging between 37.2 and 38.3 °C (99.0 and 100.9 °F) in humans.
en.wikipedia.org/wiki/Fever
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.
Fever or pyrexia in humans is a symptom of organism's anti-infection defense mechanism that appears with body temperature exceeding the normal range due to an increase in the body's temperature set point in the hypothalamus. [5][6][12][7] There is no single agreed-upon upper limit for normal temperature: sources use values ranging between 37.2 a...
- 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).
Aug 21, 2024 · A fever is a rise in the body's temperature. Many cases of fever can be managed at home without seeing a provider. Learn when to seek medical attention.
- Colleen Doherty, MD
May 22, 2023 · An infection, such as the flu, is the most common cause of fever. Other conditions can also cause a fever. These include diseases that produce inflammation , such as rheumatoid arthritis ; reactions to drugs or vaccines; and even certain types of cancers.
- hhp_info@health.harvard.edu
Sep 8, 2024 · A high temperature is called a fever (or sometimes a high fever). Fever itself is not an illness. A fever is usually a symptom of an underlying condition, usually an infection. In this article: What is a fever? What temperature is a fever? What is a normal temperature? What causes a fever? How common is a fever? How do I take my temperature?
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High temperature (fever) in adults. What is a high temperature? Normal body temperature is different for everyone and changes during the day. A high temperature is usually considered to be 38C or above. This is sometimes called a fever. Check if you have a high temperature. You may have a high temperature if:
