Allergic rhinitis is inflammation of the inside of the nose caused by an allergen, such as pollen, dust, mould etc..
Common symptoms of allergic rhinitis include:
sneezing
an itchy nose
a runny or blocked nose
itchy, red and watery eyes
a cough
the roof of your mouth being itchy
Sneezing
Sneezing is caused by irritation to the mucous membranes of the nose or throat. Sneezing can be due to: Allergy to pollen (hay fever), mold, dander, dust.