Allergies are the result of an inappropriate response from your immune system: normal environmental stimuli stress the immune system and trigger a hyperactive histamine response.

The seasonal allergy symptoms are the result of histamines

Inflammation, swelling, sneezing, itching, rashes and the discomforts typically associated with inflammation.Histamines are part of a normal immunological response, however, for people with allergies, histamines are over-produced.