According to the Centers for Disease Control and Prevention, '''Anaphylaxis''' is "an immediate and severe allergic reaction to a substance (e.g. food or drugs). Symptoms of anaphylaxis include breathing difficulties, loss of consciousness and a drop in [[blood pressure]]. | According to the Centers for Disease Control and Prevention, '''Anaphylaxis''' is "an immediate and severe allergic reaction to a substance (e.g. food or drugs). Symptoms of anaphylaxis include breathing difficulties, loss of consciousness and a drop in [[blood pressure]]. |