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- An acute fever in people with cancer or a known inflammatory disorder also is most likely to have an infectious cause. In healthy people, an acute fever is unlikely to be the first sign of a chronic illness. A noninfectious cause is more likely to cause fever that lasts a long time or returns.
www.merckmanuals.com/home/infections/biology-of-infectious-disease/fever-in-adults
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.
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.
May 22, 2023 · When to worry about fever. If you have a fever over 104°F (40°C), you should call your doctor. Seek medical help right away if you have a fever along with any of these symptoms: seizure; loss of consciousness; confusion; stiff neck; trouble breathing; severe pain anywhere in the body; swelling or inflammation of any part of the body
- hhp_info@health.harvard.edu
Sep 17, 2019 · Some adults may have a higher risk of getting a fever. If you have a chronic health condition or have been treated for a severe illness, you may be more likely to get a serious...
In healthy people, an acute fever is unlikely to be the first sign of a chronic illness. A noninfectious cause is more likely to cause fever that lasts a long time or returns. Infectious causes
- Larry M. Bush
Apr 25, 2024 · Illnesses that can cause a fever range from the common cold and sore throat to more serious conditions like pneumonia and appendicitis. A persistent low-grade fever may be the first sign of diseases such as lupus or certain cancers like lymphoma. Fever is different from hyperthermia.
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Nov 15, 2023 · Written by Patricia Chaney, Rick Ansorge. What Is a Fever? When Is Fever Dangerous? Fever Symptoms. What Causes Fever? 6 min read. What Is a Fever? A fever is a sure sign your body is...
