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  1. Coughing more after quitting smoking: What's the deal?

    Feb 23, 2023 · Coughing more than usual may be a sign your body is starting to heal. Tobacco smoke paralyzes and destroys some of the tiny hair-like structures in the airways called cilia. …

  2. Mucus in stool: A concern? - Mayo Clinic

    May 30, 2024 · Larger amounts of mucus in stool, associated with diarrhea, may be caused by certain intestinal infections. Bloody mucus in stool or mucus along with belly pain may signal a …

  3. Bronchitis - Symptoms and causes - Mayo Clinic

    Jul 31, 2024 · The lining of the tubes that carry air to and from your lungs is inflamed. Signs and symptoms include cough, mucus, fatigue and chest discomfort.

  4. Asthma - Symptoms and causes - Mayo Clinic

    Mar 8, 2025 · Asthma is a condition in which your airways narrow and swell and may produce extra mucus. This can make breathing difficult and trigger coughing, a whistling sound …

  5. COPD - Symptoms and causes - Mayo Clinic

    Aug 30, 2024 · More mucus or changes in mucus color or thickness. Fever. When to see a doctor Talk with your doctor or other healthcare professional if your symptoms don't get better with …

  6. Acetylcysteine (inhalation route) - Side effects & dosage

    May 1, 2025 · Acetylcysteine is a mucolytic (medicine that destroys or dissolves mucus). It is usually given by inhalation but may be given in other ways in a hospital. Acetylcysteine is used …

  7. Pseudomembranous colitis - Symptoms & causes - Mayo Clinic

    Sep 3, 2025 · Symptoms of pseudomembranous colitis may include: Watery diarrhea. Pus, mucus or blood in the stool. Severe belly cramps, pain or tenderness. Fever. Nausea. Thirst, dry …

  8. Chronic sinusitis - Symptoms and causes - Mayo Clinic

    An infection, growths in the sinuses, called nasal polyps, or swelling of the lining of the sinuses can cause chronic sinusitis. Symptoms might include a blocked or stuffy nose that makes it …

  9. Acute sinusitis - Symptoms and causes - Mayo Clinic

    Aug 29, 2023 · Acute sinusitis is most often caused by the common cold. Signs and symptoms may include a blocked and stuffy (congested) nose, which may block your sinuses and prevent …

  10. Laryngitis - Symptoms & causes - Mayo Clinic

    Sep 20, 2025 · The spaces inside the nose and head become inflamed, and too much mucus drips into the back of the throat. Less common causes of chronic laryngitis include infections …