Hay Fever is a form of allergy due to the pollen of grasses, trees, and other plants, characterized by inflammation of the lining of the nose and sometimes of the conjunctiva.
Pollens of grasses, trees, and other plants.
- Running or blocked nose
- Watering eyes
The symptoms of sneezing, running or blocked nose, and watering eyes are due to histamine release and often respond to treatment with antihistamines. If the allergen is identified it may be possible to undertake desensitization.
See also a list of diseases and disorders of the respiratory system (info all on one page).