Lizards may be protecting people from Lyme disease in the southeastern United States

Lyme disease is one of the most devastating tick-borne infections in the United States, affecting more than 300,000 people each year. It’s also one of the most mysterious: The creature that spreads it—the black-legged tick—lives throughout the country. Yet the northeastern United States is home to far more cases than anywhere else. Now, researchers have identified an unexpected reason: lizards.

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