Your Friendly Neighborhood Hookworms
May 15, 2026
Summary
Radiolab revisits its 2009 hookworm episode, exploring how these parasites may treat autoimmune diseases and type 2 diabetes by regulating the immune system. Hosts Latif Nasser and Molly Webster feature the story of Jasper Lawrence, who self-treated his allergies with hookworms, and discuss new clinical trials led by Dr. Paul Jagerman. The episode examines the "hygiene hypothesis," the complex life cycle of hookworms, and the scientific hurdles to developing them as mainstream medicine.
Topics discussed
Sponsor message for Odoo
Introduction and hookworm update teaser
Rewind to 2009 Parasites episode intro
History of hookworm eradication in the US South
Public health benefits of sanitation
Jasper Lawrence's self-experimentation in Cameroon
The hygiene hypothesis and immune system
Selling hookworms and safety concerns
Clinical trials and the worm's journey through the body
Hookworms' metabolic and immune benefits
Evolutionary coexistence and autoimmune diseases
Current status of hookworm therapy and conclusion
Credits and sponsor messages
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