If you've discovered a tick latched onto your skin, time is of the essence. As Richard S. Ostfeld, PhD, Distinguished Senior Scientist at the Cary Institute of Ecosystem Studies, told Outdoor ...

Ticks also change in appearance after feeding, and their bodies increase in size and shape after ingesting the host’s blood.

Sitting atop a blade of grass, biding time till its next blood meal, is a hard tick. It attaches to an exposed leg of an unsuspecting victim, digs into the skin, and starts feeding. The tick’s sticky, ...

A tick can only transmit disease to you if it has been attached long enough to have finished its feeding, which is typically about 24 hours or longer, Romero says. So, the sooner you remove a tick ...

NIH researcher Andaleeb Sajid discusses her study’s finding that ticks were unable to feed on vaccinated guinea pigs, preventing transmission of the pathogen that causes Lyme disease. Some animals ...