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Symptoms are caused when allergens or irritants create excessive congestion in the normal breathing process. Both perennial and seasonal allergic rhinitis cause the same symptoms, which may include:
- Runny nose and nasal congestion
- Itchy, watery eyes
- Itchy nose, ears, or throat
- Sinus pressure
- Headache
- Sneezing
- Dark circles under your eyes (also known as “allergic shiners”)
- Post-nasal drip
- Fatigue
- Decreased sense of smell and taste
- Chronic cough