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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. For infants, however, even a low fever may mean there's a serious infection.
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. It can also be a side effect of ...
[7] [54] A neutropenic fever, also called febrile neutropenia, is a fever in the absence of normal immune system function. [55] Because of the lack of infection-fighting neutrophils, a bacterial infection can spread rapidly; this fever is, therefore, usually considered to require urgent medical attention. [56]
Nov 15, 2023 · A fever can be a sign of several health conditions, which may or may not need medical treatment. The most common causes are infections such as colds and stomach bugs (gastroenteritis). Other ...
Fever is an elevated body temperature that occurs when the body's thermostat (located in the hypothalamus) resets at a higher temperature, primarily in response to an infection. Elevated body temperature that is not caused by a resetting of the temperature set point is called hyperthermia. Normal body temperature varies by.
- Larry M. Bush
Sep 8, 2024 · Most fevers are caused by infections or other illnesses. Viral infections are the commonest causes of a fever. The high body temperature makes it more difficult for the germs (bacteria or viruses) which cause infections to survive. Fever caused by infections. Common conditions that can cause fevers include:
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Jul 18, 2024 · A mild illness, like a cold or an ear infection, may cause one. Some people may have a low-grade fever after they get a vaccine. Some people may have a low-grade fever after they get a vaccine.
