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  1. Mayo Clinic Q and A: Nasal mucus color — what does it mean?

    Jan 26, 2018 · DEAR MAYO CLINIC: My grandson frequently has a runny nose, and the color of the nasal mucus is sometimes green to yellowish. I’ve heard that this is a sign of a bacterial infection and …

  2. Chronic Bronchitis Involves Cough that Persists for Years and Produces ...

    Apr 15, 2011 · Symptoms include coughing, phlegm production, and wheezing. Chronic bronchitis is defined by how long a person has a cough with daily phlegm production. It involves a frequent cough …

  3. Home Remedies: Helping a hoarse voice - Mayo Clinic News Network

    Dec 2, 2016 · You've likely had days when your voice sounds excessively husky, raspy or weak. You may have even lost your voice for a short time. Laryngitis is an inflammation of your voice box …

  4. Understanding whooping cough with a Mayo Clinic expert

    Oct 14, 2024 · Whooping cough (pertussis) is an infectious respiratory illness caused by Bordetella pertussis bacteria. Learn more from Mayo Clinic.

  5. Mayo Clinic Q and A: What is a tonsillectomy and who needs one?

    May 11, 2023 · DEAR MAYO CLINIC: My 4-year-old son has had many episodes of painful sore throats, and his doctor recommended that his tonsils be removed. Why do kids have more trouble with their …

  6. When is a cough a concern? - Mayo Clinic News Network

    Jan 9, 2024 · Hearing a chorus of coughs is typical at this time of year. An occasional cough is normal and healthy. A cough that persists for several weeks or brings up discolored or bloody mucus may …

  7. Tuesday Q and A: Numerous conditions can lead to low white blood …

    Dec 2, 2014 · DEAR MAYO CLINIC: My 16-year-old granddaughter was recently diagnosed with a low white blood cell count after going to the ER twice with a migraine headache, vomiting and temporary …

  8. Mayo Clinic Q and A: Tips for living with COPD

    Nov 16, 2024 · Living with COPD can be a challenge. These strategies can help people with COPD feel better and slow the damage to their lungs.

  9. Cough That Lasts May Be Sign of Underlying Problem

    Apr 6, 2012 · In smokers, persistent cough and phlegm production (chronic bronchitis) is common. Throat or lung cancer may be suspected in a smoker or former smoker who has a chronic cough that …

  10. What to do if you get a respiratory infection: A Mayo Clinic physician ...

    Dec 30, 2024 · Sick with a a cold, flu or other respiratory virus? Learn some home management tips from a Mayo Clinic family medicine physician.