Lyme disease: Quick Facts

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Last updated

Nov. 13, 2026

News •

Scientists discover a surprising link between acorns and lyme disease • Nov. 9, 2026, 6:47 AM ET (Science Daily)

Photos and Videos

Diagram of the life cycle of the black-legged tick (Ixodes scapularis), showing seasonal stages from engorged female laying eggs in spring, larva and nymph stages feeding on animal and human hosts in summer, and adult ticks on hosts in fall and winter. Arrows indicate progression through each stage, with illustrations of ticks and typical hosts such as deer, horses, dogs, and humans.

skin rash caused by Lyme disease

How to stop ticks from spreading disease

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Topics

tick deer tick Ixodes pacificus Borrelia burgdorferi castor bean tick notifiable disease parasitic disease zoonotic disease tick-borne disease Bacterial disease cholera malaria leprosy tuberculosis Ebola plague bird flu syphilis Guinea worm disease anthrax

full human skeleton

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