1. Suffering the symptoms
Here comes the sneeze... Symptoms usually start directly after allergen exposure1. They can include a runny nose, blocked nose, watery or itchy eyes, sneezing, coughing, itchiness of the nose, headaches, sinus pressure, swollen or puffy eyes or facial pain 1, 2, 4. You may lose sense of smell or taste3. Your GP can confirm if your symptoms are hay fever.