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      • It’s also called a high temperature, hyperthermia, or pyrexia. It's usually a sign your immune system is working to fight some type of infection.
      www.webmd.com › first-aid › fevers-causes-symptoms-treatments
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  2. Sep 19, 2023 · Leah Groth. Updated on September 19, 2023. Medically reviewed by. Soma Mandal, MD. A fever, also called pyrexia, is characterized by a temporary rise in body temperature. A body temperature of...

  3. Nov 15, 2023 · A fever is when you have a brief rise in body temperature thats higher than your normal body temperature. It’s also called a high temperature, hyperthermia, or pyrexia.

  4. Aug 21, 2023 · Causes. Treatment. Most healthcare providers define a low-grade fever as a temperature between 99 degrees F (37.2 C) and 100.4 degrees F (38.0 C). A normal body temperature is typically described as 98.6 F (37 C) but can range from 97 F (36.1 C) to 99 F (37.2 C). A low-grade fever is often the first sign of an infection.

  5. May 7, 2022 · 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. Fevers generally go away within a few days. A number of over-the-counter medications lower a fever.

  6. Introduction. Pyrexia is the medical term for fever, in which the human body temperature rises above the average normal (37 degrees Celsius or 98.6 degrees Fahrenheit). Pyrexia is one of the most common symptoms of numerous medical conditions. There are multiple factors can affect the normal body temperature of an individual.

  7. May 3, 2018 · Symptoms. Causes. Treatment. Outlook. What is hyperpyrexia? Normal body temperature is typically 98.6°F (37°C). However, slight fluctuations can occur throughout the day. For example, your...

  8. Jul 7, 2023 · ‌Hyperpyrexia is a condition where the body temperature goes above 106.7 degrees Fahrenheit (41.5 degrees Celsius) due to changes in the hypothalamus — the organ...