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  1. Symptoms of COVID-19 | COVID-19 | CDC

    Mar 10, 2025 · People with COVID-19 have a wide range of symptoms ranging from mild symptoms to severe illness. Symptoms may appear 2-14 days after exposure to the virus. …

  2. Coronavirus Symptoms: Early Signs, Serious Symptoms - WebMD

    Nov 3, 2025 · COVID-19 is a respiratory condition caused by a coronavirus. Some people are infected but don’t notice any COVID-19 symptoms (doctors call that being asymptomatic). …

  3. Coronavirus disease 2019 (COVID-19) - Symptoms and causes

    Oct 21, 2025 · Coronavirus disease 2019 (COVID-19) is an illness caused by the virus SARS-CoV-2. Learn more about the symptoms, risks and ways to protect yourself.

  4. COVID-19 Symptoms: First Signs, Serious Symptoms and More ...

    Feb 12, 2025 · What are the first symptoms of COVID-19? How long can they last? When should you seek emergency medical attention? A complete overview by Ada’s Medical Knowledge …

  5. COVID Rising in 31 States Ahead of the Holidays. Know These Signs

    Dec 22, 2025 · COVID-19 infections are rising again across the U.S. Here's which symptoms to look for and how to protect yourself over the holidays.

  6. COVID Symptoms Day-By-Day - Breakdown of Day 1 to 14

    On Day 1 and 2, you may experience mild symptoms such as fatigue, throat irritation, and low-grade fever. Some people also feel mild headaches and stuffy nose. By the third day, many …

  7. COVID-19 symptoms: MedlinePlus Medical Encyclopedia

    Jan 1, 2025 · Most people with the illness have mild to moderate symptoms and recover fully. Whether you get tested or not, if you have symptoms of COVID-19, you should avoid contact …

  8. Coronavirus Disease (COVID-19): Symptoms & Treatment

    Symptoms include fever, cough, shortness of breath, runny or stuffy nose, body aches and more. COVID can cause mild to severe illness. Early treatment with antiviral medications can reduce …

  9. COVID-19 Symptoms | Ohio State Medical Center

    Know the symptoms of COVID-19 and what to do if you have any symptoms. Plus, get information about how you can prevent the spread of the virus.

  10. Symptoms of COVID-19 | Health Answers by Pfizer

    COVID-19 can cause a range of symptoms, with some individuals experiencing more severe or progressed symptoms. People with pre-existing conditions such as cardiovascular disease, …