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Inquiring Minds

The Science of Allergies and Why We Have Them

Oct 12, 2023
Theresa MacPhail, medical anthropologist and science writer, discusses the rise of allergies, confusion with respiratory symptoms, challenges of allergy testing, hygiene hypothesis, different treatments for allergies, and the impacts of precision medicine on allergies.
44:29

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Quick takeaways

  • Allergies have been on the rise due to various factors such as changes in diet, urbanization, and the industrial revolution, in addition to increased awareness and diagnosis.
  • Differentiating between allergies, sensitivities, and intolerances is crucial for accurate diagnosis and treatment.

Deep dives

The Rise of Allergies and Factors Contributing to the Increase

Allergies have been on the rise for the past 200 years, with a significant spike after World War II. Factors such as the use of antibiotics, changes in diet, urbanization, and the industrial revolution have played a role. Awareness and diagnosis have also increased, leading to more people seeking treatment.

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