Ticks are a growing problem, no matter where you live
Summary
This Shortwave episode explores the biology of Lyme disease, detailing how ticks acquire and transmit the bacteria and why cases are expanding beyond traditional hotspots. Experts explain that while some lizards naturally clear Lyme from ticks, removing them can inadvertently increase tick populations. The discussion also covers promising anti-tick vaccines and the impact of climate change and urbanization on tick habitats.
Topics discussed
Intro: The mystery of Lyme disease origins and expanding tick territory
Tick 101: Life cycle, infection process, and transmission to humans
Geographic differences: Why Lyme is more common in the North than South
Lizard superpower: How reptile blood kills Lyme bacteria
Anti-tick vaccines: Training the immune system to kill ticks
Why tick territory is expanding and how to protect yourself
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