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  1. Mayo Clinic
    https://www.mayoclinic.org › diseases-conditions › bronchitis

    Bronchitis - Symptoms and causes - Mayo Clinic

    • Bronchitis is an inflammation of the lining of your bronchial tubes. These tubes carry air to and from your lungs. People who have bronchitis often cough up thickened mucus, which can be discolored. Bronchitis … 展开

    Symptoms

    If you have acute bronchitis, you may have cold symptoms, such as: 1. Cough 2. Production of mucus (sputum), which can be clear, white, yellowish-gray or green in color — rarely, it … 展开

    Mayo Clinic
    Causes

    Acute bronchitis is usually caused by viruses, typically the same viruses that cause c… 展开

    Mayo Clinic
    Risk Factors

    Factors that increase your risk of bronchitis include: 1. Cigarette smoke.People who smoke or who live with a smoker are at higher risk of both acute bronchitis and chronic bronchiti… 展开

    Mayo Clinic
    Complications

    Although a single episode of bronchitis usually isn't cause for concern, it can lead to pneumonia in some people. Repeated bouts of bronchitis, however, may mean that you have ch… 展开

    Mayo Clinic
    Prevention

    To reduce your risk of bronchitis, follow these tips: 1. Get an annual flu shot.Many cases of acute bronchitis result from influenza, a virus. Getting a yearly flu vaccine can hel… 展开

    Mayo Clinic
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    目录
    Symptoms
    Causes
    Risk Factors
    Complications
    Prevention
     
  1. Chest congestion occurs when mucus accumulates in the bronchi and lungs. It can cause a productive cough, which is when a person brings up thick mucus when coughing. A person may experience a wheezing sound or crackle when breathing due to chest congestion.

    Chest congestion: Treatment, symptoms, and causes - Medical Ne…

    www.medicalnewstoday.com/articles/chest-congestion
    www.medicalnewstoday.com/articles/chest-congestion
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  2. 其他用户还问了以下问题
    What causes a cough if you have a chest cold?
    A chest cold, often called acute bronchitis, occurs when the airways of the lungs swell and produce mucus in the lungs. That's what makes you cough. Swelling of airways in the lungs produce mucus in the lungs and makes you cough. The most common symptom of acute bronchitis is coughing with or without mucus.

    Chest Cold (Acute Bronchitis) Basics | Acute Bronchitis | CDC

    cdc.gov
    What causes a cough and a wheezing sound?
    Chest congestion occurs when mucus accumulates in the bronchi and lungs. It can cause a productive cough, which is when a person brings up thick mucus when coughing. A person may experience a wheezing sound or crackle when breathing due to chest congestion. Chest congestion can be a symptom of an underlying infection, such as acute bronchitis.

    Chest congestion: Treatment, symptoms, and causes - Medical News To…

    medicalnewstoday.com
    What causes a chronic cough?
    A chronic cough can interrupt your sleep and leave you feeling exhausted. Severe cases of chronic cough can cause vomiting, lightheadedness and even rib fractures. While it can sometimes be difficult to pinpoint the problem that's triggering a chronic cough, the most common causes are tobacco use, postnasal drip, asthma and acid reflux.

    Chronic cough - Symptoms and causes - Mayo Clinic

    mayoclinic.org
    What is a chronic cough?
    A chronic cough is a cough that lasts eight weeks or longer in adults, or four weeks in children. A chronic cough is more than just an annoyance. A chronic cough can interrupt your sleep and leave you feeling exhausted. Severe cases of chronic cough can cause vomiting, lightheadedness and even rib fractures.

    Chronic cough - Symptoms and causes - Mayo Clinic

    mayoclinic.org
    Is a cough a sign of a medical problem?
    While an occasional cough is normal, a cough that persists may be a sign of a medical problem. A cough is considered "acute" if it lasts less than three weeks. It is considered "chronic" if it lasts longer than eight weeks (four weeks in children). Some causes of coughs include: Pneumonia — an infection in one or both lungs.

    Cough Causes - Mayo Clinic

    mayoclinic.org
    Why do I cough up phlegm?
    Phlegm is a specific type of mucus that originates in your lungs and throat. It’s slightly thicker than the mucus that’s produced in your nose and sinuses. Another name for phlegm is sputum. Most of the time, coughing up phlegm isn’t a cause for concern. It helps clear irritants and infections from your lungs.

    Coughing Up Phlegm: Causes and Treatment - Cleveland Clinic

    my.clevelandclinic.org
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  3. Cleveland Clinic
    https://my.clevelandclinic.org › health …

    Coughing Up Phlegm: Causes and Treatment

    2023年1月20日 · Coughing up phlegm is a symptom of infections like the flu and common cold. Phlegm is a specific type of mucus that originates in your lungs and throat. It’s slightly thicker than the mucus that’s produced in your …

  4. Mayo Clinic
    https://www.mayoclinic.org › diseases-conditions › ...

    Chronic cough - Symptoms and causes - Mayo Clinic

  5. Verywell Health
    https://www.verywellhealth.com

    Cough and Chest Congestion as a Sign of COVID-19

    2024年10月21日 · Coughing and chest congestion with COVID-19 can be treated with prescription and over-the-counter (OTC) medications, hydration, and other home remedies. Breathing exercises can also help. Getting rid of COVID …

  6. WebMD
    https://www.webmd.com › covid › mucus-in-chest-overview

    Mucus in Your Chest: See 8 Causes (and How to Remedy It)

  8. Medical News Today
    https://www.medicalnewstoday.com › .…

    Chest congestion: Treatment, symptoms, and causes

    2023年2月28日 · Chest congestion occurs when mucus accumulates in the bronchi and lungs. It can cause a productive cough, which is when a person brings up thick mucus when coughing.

  9. CDC
    https://www.cdc.gov › acute-bronchitis

    Chest Cold (Acute Bronchitis) Basics | Acute Bronchitis

    2024年4月17日 · Cough keeping you up at night? Soreness in your chest and feeling tired? You could have a chest cold, often called acute bronchitis. A virus usually causes chest colds. Antibiotics will not help you get better if you have …

  10. Mayo Clinic
    https://www.mayoclinic.org › symptoms › cough › basics › causes

    Cough Causes - Mayo Clinic

  11. WebMD
    https://www.webmd.com › lung › understanding-bronchitis-symptoms

    Symptoms of Bronchitis -- Cough, Fever, and More - WebMD

  12. Healthline
    https://www.healthline.com › health › m…

    Morning Cough: 8 Possible Causes and Treatments

    2024年6月11日 · If you find you are congested and coughing for a long time, you may have sinusitis (sinus infection). The congestion in your nose can accumulate overnight, making you cough more when you...