The Rise of Allergies and Confusion with Respiratory Symptoms

This chapter discusses the increase in allergies over the past 200 years, the factors contributing to this rise, and the confusion between allergies and other respiratory symptoms. It explores the physiology behind allergies, the evolutionary origins of allergies, and the role of the immune system in allergic reactions. The chapter also discusses anaphylaxis, the difference between allergies, sensitivities, and intolerances, and the importance of proper diagnosis by an allergist.