Constant Throat Mucus β€” What Actually Causes It (And Evidence-Based Ways to Find Relief)

πŸ” The Actual Causes (Ranked by Prevalence)
Cause
How Common
Key Clues It's This (Not Something Else)
Allergies / Chronic Rhinosinusitis
βœ… Most common (60–70% of cases)
β†’ Worse in morning or after lying down
β†’ Clear, thin mucus
β†’ Itchy eyes/nose
β†’ Seasonal patterns or year-round triggers (dust mites, mold)
Laryngopharyngeal Reflux (LPR) β€” "Silent Reflux"
🟑 Second most common (20–30%)
β†’ No heartburn (hence "silent")
β†’ Worse after meals/lying down
β†’ Hoarseness, throat clearing, lump sensation
β†’ Bitter/metallic taste upon waking
Dehydration
🟑 Very common but overlooked
β†’ Thick, sticky mucus
β†’ Improves with increased water intake
β†’ Dry mouth/skin
Medications
🟑 Common side effect
β†’ ACE inhibitors (blood pressure meds)
β†’ Birth control pills
β†’ Some antidepressants
Smoking / Environmental Irritants