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  1. Common cold - Symptoms and causes - Mayo Clinic

    May 24, 2023 · 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. …

  2. Common cold - Diagnosis and treatment - Mayo Clinic

    May 24, 2023 · Treatment There's no cure for the common cold. Most cases of the common cold get better without treatment within 7 to 10 days. But a cough may last a few more days. The …

  3. Cold remedies: What works, what doesn't - Mayo Clinic

    Jul 12, 2024 · Cold remedies are almost as common as the common cold. But do they work? Nothing can cure a cold, which is caused by germs called viruses. But some remedies might …

  4. Swollen lymph nodes - Symptoms & causes - Mayo Clinic

    Apr 25, 2025 · These include the lymph nodes in the neck, under the chin, and in the armpits and groin. Where the swollen lymph nodes are might give a clue to the cause of the swelling. The …

  5. Vasovagal syncope - Symptoms and causes - Mayo Clinic

    Feb 15, 2025 · A cold, clammy sweat. Blurred vision. During a vasovagal syncope episode, people around you may notice: Jerky movements. A slow, weak pulse. Dilated pupils. …

  6. Dehydration - Symptoms & causes - Mayo Clinic

    May 2, 2025 · Even without a fever, people who have a cold or sore throat are less likely to feel like eating or drinking. This can lead to dehydration. Weather and activities that cause …

  7. Ear infection (middle ear) - Symptoms & causes - Mayo Clinic

    Apr 23, 2025 · Causes A bacterium or virus in the middle ear causes an ear infection. This infection often comes from another illness, such as a cold, flu or allergy. These can cause the …

  8. Respiratory syncytial virus (RSV) - Mayo Clinic

    Oct 4, 2023 · Signs and symptoms of respiratory syncytial virus (RSV) infection most commonly appear about four to six days after exposure to the virus. In adults and older children, RSV …

  9. Influenza (flu) - Symptoms and causes - Mayo Clinic

    Oct 22, 2025 · And while a cold can be miserable, you usually feel much worse with the flu. Other common flu symptoms include: Fever. Cough. Headache. Muscle aches. Feeling very tired. …

  10. Bronchitis - Symptoms and causes - Mayo Clinic

    Jul 31, 2024 · Acute bronchitis, which often develops from a cold or other respiratory infection, is very common. Also called a chest cold, acute bronchitis usually improves within a week to 10 …