What Causes Nasal Congestion?
Nasal congestion occurs when the nasal passages become inflamed or swollen, restricting airflow and leading to that familiar feeling of a nasal congestion stuffy nose. Common causes include:
Allergies: Seasonal or environmental allergens like pollen or pet dander can trigger inflammation.
Infections: Viral infections like the cold or flu often cause...
English
Arabic
French
Spanish
Portuguese
Deutsch
Turkish
Dutch
Italiano
Russian
Romaian
Portuguese (Brazil)