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  1. Fever - Symptoms & causes - Mayo Clinic

    May 7, 2022 · But it usually isn't a cause for concern. For infants, however, even a low fever may mean there's a serious infection. Fevers generally go away within a few days. A number of …

  2. Fever treatment: Quick guide to treating a fever - Mayo Clinic

    Feb 4, 2025 · Should you treat a fever or let it run its course? Here's help knowing what to do.

  3. Fever: First aid - Mayo Clinic

    Jun 25, 2024 · For a baby who's less than 3 months old and has a fever, get medical help right away. Also, seek emergency medical care for a child who has any of these symptoms after …

  4. Fever - Diagnosis & treatment - Mayo Clinic

    May 7, 2022 · 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 …

  5. Scarlet fever - Symptoms & causes - Mayo Clinic

    Apr 30, 2025 · Learn more about the symptoms, causes, complications and treatment of this strep bacterial infection that causes a red rash, sore throat and high fever.

  6. Rheumatic fever - Symptoms and causes - Mayo Clinic

    Dec 2, 2023 · Symptoms can come and go or change while a person is sick with rheumatic fever. Rheumatic fever symptoms can include: Fever. Joint pain or swelling — most often the knees, …

  7. Meningitis - Symptoms and causes - Mayo Clinic

    Oct 17, 2024 · 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 …

  8. Hay fever - Symptoms and causes - Mayo Clinic

    Aug 13, 2024 · Besides making you miserable, hay fever can affect how well you perform at work or school and can generally interfere with your life. But you don't have to put up with annoying …

  9. Common cold - Symptoms and causes - Mayo Clinic

    May 24, 2023 · Low-grade fever. The mucus from your nose may start out clear and become thicker and yellow or green. This change is normal. Most often, it doesn't mean that you have …

  10. Diverticulitis - Symptoms and causes - Mayo Clinic

    Oct 22, 2024 · This common colon disease develops when small pouches form in the colon wall and become inflamed, causing pain, fever and abnormal stool function.