2022年5月7日 · 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.

2025年2月4日 · A fever is a common sign of illness. But that doesn't always mean it's a bad thing. In fact, fevers may help fight infections. So should you treat a fever or let the fever run its course? Here's help knowing what to do. These suggestions …

2024年6月25日 · A fever is a rise in body temperature. It's often a sign of infection. Fever itself most often is harmless and it may play a role in fighting infection. Most fevers don't need treatment. The average body temperature is 98.6 Fahrenheit (37 Celsius). But typical body temperature can range between 97 F (36.1 C) and 99 F (37.2 C) or more.

2022年5月7日 · Write down information about the fever, such as when it started, how and where you measured it (orally or rectally, for example) and any other symptoms. Note whether you or your child has been around anyone who's been ill.

2024年12月30日 · Flu symptoms include sore throat, runny or stuffy nose, fever, body aches and fatigue. These symptoms may overlap with other illnesses, like the common cold, but key differences exist.

2024年10月17日 · The inflammation from meningitis most often triggers symptoms such as headache, fever and a stiff neck. Viral infections are the most common cause of meningitis in the United States.

2023年12月2日 · Rheumatic fever is an inflammatory disease that can develop when strep throat or scarlet fever isn't properly treated. Strep throat and scarlet fever are caused by an infection with streptococcus (strep-toe-KOK-us) bacteria.

2024年8月13日 · Overview Hay fever, also called allergic rhinitis, causes cold-like symptoms. These may include a runny nose, itchy eyes, congestion, sneezing and sinus pressure. But unlike a cold, hay fever isn't caused by a virus. Hay fever is caused by an allergic response to a harmless outdoor or indoor substance the body identifies as harmful (allergen).

2018年4月24日 · If you have experienced a fever for more than three days or your temperature is 103 F (39.4 C) or higher, you should call your health care provider right away. Flashes of light

2023年5月24日 · Symptoms Most often, common cold symptoms start 1 to 3 days after someone is exposed to a cold virus. Symptoms vary. They can include: Runny or stuffy nose. Sore or scratchy throat. Cough. Sneezing. Generally feeling unwell. Slight body aches or a mild headache. Low-grade fever.