In brief, an allergy is an unusual or exaggerated immune response triggered by a particular substance. Symptoms often include itchy eyes, wheezing, and sneezing. For many people, allergic reactions are uncomfortable and unpleasant, but they can be life threatening for others.
According to estimates from the Centers for Disease Control and Prevention (CDC), up to 60 millionTrusted Source people in the United States experience allergies each year.
The World Health Organization (WHO) estimates that around 20% of people worldwide have an allergic condition.
Allergy Therapeutics plc (LON:AGY) is a market-leading, pioneering immunology business with specialist experience in the research and development of allergy treatments.