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Immunologist Nicole Baumgarth explains why ticks are spreading to new regions

NPR's Eyder Peralta speaks with immunologist Nicole Baumgarth about why ticks are spreading to new regions, and what this increase in ticks could mean for the spread of Lyme disease.

Copyright 2026 NPR

Eyder Peralta is NPR's East Africa correspondent based in Nairobi, Kenya.
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