What causes phlegm. Here’s what to know and when to see a doctor. If ...

What causes phlegm. Here’s what to know and when to see a doctor. If your body makes too much of it, it might be a sign of a wide range of problems, including acid reflux, allergies, asthma, infections, or other conditions. Feb 17, 2026 · What causes persistent throat phlegm and when it’s more than normal? Phlegm that lingers often stems from predictable sources: viral upper respiratory infections, seasonal or perennial allergies, and postnasal drip where mucus from the nose trickles down the back of the throat. Learn about the functions, anatomy and disorders of mucus and how to treat it. Oct 15, 2025 · Phlegm, the mucus that comes from your respiratory system (also known as sputum) is released when you have a productive cough. Read on to learn more about what exactly phlegm is, its causes, and tips to get rid of. Sep 9, 2025 · Learn why you’re coughing up phlegm, its common causes, symptoms, treatment options, and effective home remedies to relieve mucus and improve respiratory health. May 21, 2024 · Mucus is natural. The mucus will usually clear on its own as you get over an infection. Nov 11, 2024 · Respiratory infections like colds, the flu, and sinusitis are common causes of increased mucus production and coughing up mucus. oziyxa ssrbj shf qyghzep wlo rfubclp ckxhl fcj vtjsn wxcoqjqm