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  1. Is It a Cold, Flu, RSV or COVID-19? - Inova Newsroom

    Dec 28, 2023 · At first glance, colds, flu, RSV and COVID-19 can look alike. All of them can start with symptoms that feel like a “head cold.” But a closer look reveals that these illnesses have some key …

  2. Cold or More Serious: Flu, Bronchitis, Pneumonia - WebMD

    Jul 23, 2024 · Colds can cause a very stuffy nose, which make breathing a little harder, but real shortness of breath is a sign of something more serious. It's a common symptom of asthma or a flare …

  3. I feel sick. How do I know if I have the flu, COVID, RSV or something else?

    Jul 30, 2024 · Most respiratory illnesses have very similar symptoms at the start: sore throat, congested or runny nose, headache, fatigue and fever. This may progress to a dry cough.

  4. Fever, Gum Sores, Headache (Worst Ever) And Mouth Sores

    Nov 16, 2022 · Common symptoms of a sore throat include a fever, cough, runny nose, hoarseness, earaches, sneezing, and body aches. Home remedies for a sore throat include warm soothing liquids …

  5. Upper Respiratory Infections (URIs): Signs and Symptoms - Health

    Sep 13, 2025 · You may have an upper respiratory infection (URI) if you have symptoms like cough, fever, headache, nasal congestion, runny nose, and sneezing.

  6. Know the Symptoms: Viruses Going Around | Kaiser Permanente

    COVID-19 symptoms come on gradually and range from mild to severe.

  7. COVID-19, flu, RSV, cold or allergies? How to tell the difference

    Mar 25, 2025 · Wash your hands often with soap and clean, running water for at least 20 seconds. If you don’t have access to soap and water, use an alcohol-based hand sanitizer often. Make sure it has at …

  8. Know Your Symptoms – How to Tell If It's a Cold, Flu, COVID-19, or ...

    Oct 4, 2022 · In the COVID-19 era, it may be difficult to identify what is causing you to feel sick. The many similar symptoms associated with colds, flu, COVID-19, and allergies can be confusing. It is …

  9. How to tell if you have a cold, the flu or COVID-19

    Viruses that cause common colds and the flu will mix with COVID-19 and make it difficult to know what’s making you ill. Gundersen's Infection Preventionist Megan Meller helps tell them apart. What are the …

  10. Norovirus, COVID, flu, RSV: Common symptoms, how to prevent them …

    Jan 13, 2025 · — Norovirus is a foodborne illness that can spread through water and contaminated surfaces and can cause vomiting, diarrhea, nausea and stomach pain for about one to three days.