When out in nature, we all know you’re not supposed to wander into the bushes. But things happen. You take a wrong turn or ...

You may have managed to dodge the dreaded rashes often associated with poison ivy, poison oak or poison sumac, but that doesn’t necessarily mean you’re not allergic.

You may have managed to dodge the dreaded rashes often associated with poison ivy, poison oak or poison sumac, but that doesn’t necessarily mean you’re not allergic. While it’s true that a ...

Poison ivy causes allergic reactions in most people—and pets—due to an oily compound called urushiol found in the plant’s leaves, stems and roots. This same chemical is also present in ...

Urushiol isn’t only found in poison ivy, oak or sumac, either. Those with sensitivities to urushiol might be interested to know that the Anacardiaceae family also includes mango trees, cashew ...

Photo of poison ivy. Poison ivy belongs to the Anacardiaceae family, and there are about 30 species that grow in the Americas, but mostly Asia, according to the American Museum of Natural History.

Eastern poison ivy grows as either a plant on the ground or as a vine with aerial roots to secure itself around trees or other objects. Greenish flowers appear with five petals about 3 millimeters ...