The medical term for this condition is black-spot poison-ivy dermatitis. It takes time for the rash to appear. A rash can develop in a few hours if you’ve had a rash from one of these plants before.

Poison ivy oil can spread quickly and easily (just like poison oak does). Poison ivy rash can spread from clothes ... who ...

Poison oak, Toxicodendron diversilobum, is flaming red in the fall landscape. However, don’t gather them for any bouquets to ...

The key to living peacefully with, and even enjoying poison ivy, is to learn to recognize it and admire it from afar.

If the rash is severe, it may end up covering large parts of your body, Hogan says. With poison ivy, prevention is the best medicine. Some harmless plants look similar, but if you see leaves of ...

Poison ivy is the dreaded backyard intruder that no one wants to discover woven into their bushes. Not only does the invasive vine cause a notorious rash, but it can spread throughout your ...

Leaves of three — let them be! You've probably heard that little rhyme about poison ivy, the plant that can cause an itchy rash. But do you know why? It's because of urushiol (say: yoo-ROO-shee-ol), a ...

Brushing up against poison ivy -- and ... some signs that your rash is infected include running a fever and excess pain and redness in the affected area. These infections can end up being serious ...

Poison ivy can turn beautiful colors in the fall. But it can still make you itch. (Lisa Meyers McClintick/For the Minnesota ...

As more people venture outside to enjoy warm weather, knowing how to identify and avoid poison oak could help to avoid a future of headaches and itchy red rashes ... with poison ivy, but the ...

But did you know that the plants poison ivy, poison oak, and poison sumac all contain the same rash-causing substance? It's called urushiol (pronounced: yoo-ROO-shee-ol), a colorless, odorless oil ...