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Rose fever

Watch Andreas J. Bircher explain how health and disease were defined in ancient times.

How was health defined in ancient times? Learn about the four humors influencing the balance needed for a healthy organism and what role bad air played in the discovery of diseases.

This video describes some of the earliest documentations of allergic reactions, how medicine labelled and treated them – and how, through evolving concepts of medicine, one arrived at today’s understanding of allergies. Can you imagine that our understanding of the immune system and allergies might again evolve (or even fundamentally change) through further discoveries? Discuss in the comments.

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Allergies: When the Immune System Backfires

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