Changing deer populations, rising temperatures and other factors are driving ticks and their diseases into new areas.

Health officials and researchers hope that efforts to control deer populations, which serve as "party buses" for mating ticks, can reverse the tide of ticks and the illnesses they cause.

A rare but dangerous tick-borne virus is on the rise across the U.S. The Powassan virus is spread mainly by the deer tick, ...

The CDC warned that emergency room visits due to tick bites are at their highest level since 2017. That may portend an ...

A little-known tick-borne virus is appearing far more often in the northeastern United States than it once did. Researchers first connected it to a 1958 case in which a 4-year-old ...

It's been a gnarly year for ticks already in the U.S., but the ticks you're seeing will vary depending on where you live.

Biologist Grant Hokit went to a small meadow in the mountains outside Condon, Montana, to look for ticks. A hiking path crossed the expanse of long grasses and berry bushes. As Hokit walked the path, ...

Many online sources claim that certain plants are natural tick repellents. But will growing them in your backyard really keep ...

There is an increasing need for signs such the one seen here at the entrance to a trail at Mashashimuet Park in Sag Harbor, New York, warning of ticks. (Photo by James Carbone/Newsday RM via Getty ...

In Lake County, one of the more prevalent species is the deer tick, also known as the black-legged tick, and it’s a common ...

The CT Department of Public Health is encouraging people to send in ticks they find for identification and testing.

Cases of Powassan virus have hit the news in recent months because of the potentially life-altering, sometimes fatal, symptoms.