Nasal Congestion

Nasal congestion symptoms include stuffy or blocked nose, difficulty breathing through the nose, reduced sense of smell or taste, and post-nasal drip.

Causes of Nasal Congestion

  • Allergies: Pollen, dust, pet dander
  • Cold or flu virus
  • Sinus infection
  • Environmental irritants: Smoke, pollution
  • Weather changes: Cold air, humidity

Biomarkers For Nasal Congestion

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