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SESK: Stuff Everyone Should Know · sesk.info/lyme-tick-36-48-hours

To pass along Lyme disease, about how long does a tick usually have to stay attached?

About 36 to 48 hours or longer, so a quick tick check really helps.

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  1. About 10 minutes
  2. Exactly 1 week
  3. About 36 to 48 hours or longer ✔

Why: The National Institutes of Health says a tick usually must be attached for 36 to 48 hours or longer to pass on Lyme disease. Finding and removing ticks quickly after outdoor time cuts your risk a lot.

Huh, didn't know that: In the eastern United States, most tick bites happen between spring and fall.

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References

Answer: About 36 to 48 hours or longer. The National Institutes of Health says a tick usually must be attached for 36 to 48 hours or longer to pass on Lyme disease. Finding and removing ticks quickly after outdoor time cuts your risk a lot.

  1. Lyme Disease (NIH National Center for Complementary and Integrative Health) www.nccih.nih.gov/health/lyme-disease
    To pass along the infection, the tick usually must be attached for 36 to 48 hours or longer.
    Checked 2026-10-11.

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