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A defence system that sometimes malfunctions

Although the immune system’s main purpose is the protection of the body from infections and the elimination of modified or mutated cells, it can malfunction, too. In this article you …

Jellyfishes and dogs: sleuthing allergies

In 1901, two scientists experimented with dogs on a yacht. By injecting them the poison of a jellyfish they tried to find a vaccination against it. But instead of producing …

How Does Vaccination Work?

Vaccinations are part of the success story of modern medicine, and their discovery has saved numerous lives. However, the long and insistent work of many researchers was needed to get …

Rose fever

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 …

The dawn of allergies

Infections are known since antiquity. In the 19th century, the discovery of particular bacteria causing diseases led to a better understanding of immune processes and, in turn, to the development …

How this course works

Welcome and thank you for enrolling in our course ‘Allergies: When the Immune System Backfires’. We are very much looking forward to working with you over the next three weeks. …

A king eating strawberries

Many people suffer from allergies. The concept of an allergy, however, was only introduced into medical science at the beginning of the 20th century. Before that, typical symptoms were explained …