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.

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

As temperatures rise, ticks of several kinds are flourishing in ways that threaten people’s health. By Maggie Astor Lately, Shannon LaDeau and her colleagues have had unwelcome visitors at their ...

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 ...

Editor’s note: The video above aired in June 2025. NEW YORK (PIX11) — If you’re thinking of taking a hike or having a picnic in a field this week, you may want to consider going to a movie instead.