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 …

A fever is when your body temperature rises higher than normal. Learn more about fevers including what providers consider a real fever.

Apr 21, 2020 · A fever is the body's way of battling an illness. Here's how to tell if you have a fever, plus what you should do and when you should seek help.

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).

May 30, 2025 · A person has a fever when their temperature is higher than 100°F (38°C). Learn about fever types, symptoms, causes, and treatments in this article.

Sep 3, 2025 · Fever is an elevation in the body's temperature. It's not a disease but rather a sign or response to something occurring within the body, most commonly an infection. Noninfectious …

Get the facts on severe fever treatment (in children and adults) and symptoms. Learn about causes of fever, home remedies to bring down a high fever, ways to prevent fever, and find out when to call a …

5 days ago · COVID-19, the flu, and RSV are currently circulating and share many similar symptoms. Symptoms for all three illnesses can include cough, fever, fatigue, and a runny or stuffy nose. …

Fever symptoms vary depending on the type of fever, the temperature, and the cause. A fever in adults can produce different symptoms than children may have. Beyond an elevated body temperature, …

Jun 5, 2025 · Discover what causes fever, how to manage symptoms at home, when to worry, and when to seek urgent care. A complete guide to understanding fever.