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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
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.
Nov 15, 2023 · Fever Symptoms. A fever is a sign of an illness or infection. When you have one, you may notice these symptoms: Chills or shivering; Sweating; Body aches; Headache; Lethargy (feeling weak) Being...
What are the most common causes of fever? A fever has many causes and can be a symptom of almost any illness. Common conditions that cause fever include: Bacterial infections. Viral infections such as influenza or COVID-19. Gastrointestinal (GI) infections. Urinary tract infections. Skin infections. You may also develop a fever due to:
Overview. Check Your Symptoms. Self-Care. Preparing For Your Appointment. Related Information. Overview. 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.
Home Health Conditions and Diseases. Fever. What is a fever? A fever is a body temperature that is higher than normal. It usually means there is an abnormal process occurring in the body. Exercise, hot weather, and common childhood immunizations can also make body temperature rise. What causes a fever? A fever is not an illness by itself.
Sep 8, 2024 · 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? How to reduce a fever. When should you see a doctor about a fever? What is a fever?
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Key Points. 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.
