CMAJ, may help public awareness campaigns focus on particularly risky times of the year.According to the American Academy of Allergy, Asthma & Immunology, anaphylaxis is a potentially life threatening allergic reaction.
The most common reactions are to insect stings, latex, medications, and types of foods.If a person is allergic to something, their immune system overreacts to a usually benign substance that the body mistakenly perceives as a threat.