Allergic reactions range widely from mild local symptoms to anaphylaxis. Anaphylaxis is a serious, life-threatening systemic hypersensitivity reaction that is rapid in onset, possibly resulting in death. 1 Typically, a combination of skin, respiratory, cardiovascular, and gastrointestinal symptoms is observed in patients with anaphylaxis. The diagnosis of anaphylaxis can be established when any one of the three clinical criteria is met. Triggers and epidemiologic factors associated with anaphylaxis vary by age, and several articles regarding anaphylaxis that focused on children have been reported in recent years. This review summarizes novel insights regarding