Milder winters and rainy springs help the parasites thrive in the U.S., and emergency-room visits for bites are up.

Summer is here, and that means tick frenzy is, too. Why it matters: Ticks, which are most active in warmer seasons, transmit Lyme disease through bacteria in their bite. The disease causes rash, ...

While western black-legged ticks (Ixodes pacificus) tend to swarm in large forest preserves, the Lyme-causing bacterium is actually more prevalent in small, isolated patches of greenery. Advertisement ...

A rare tick-borne virus has killed one and hospitalized two others in Wisconsin so far this year, The News Tribune reports.

According to Sykes, it takes at least a month for any signs of Lyme disease to appear in a dog (if they have signs at all).

The 32 western black-legged ticks all tested negative for Lyme disease. “Tickborne diseases typically will develop only if the tick has been attached to you for over 24 hours, ...

STATEN ISLAND, N.Y. — The risk of being bitten by a tick in New York City is currently extremely high, researchers at Fordham ...

"This year’s nymphal stage blacklegged tick season has started with a real bang," said Neeta Connally, a biology professor at ...

While western black-legged ticks (Ixodes pacificus) tend to swarm in large forest preserves, the Lyme-causing bacterium is actually more prevalent in small, isolated patches of greenery. Advertisement ...