Poison ivy might be a small plant, but it can cause big trouble—for both your yard and your skin. Its oily sap, called urushiol, is what triggers that itchy rash, and even a tiny amount can cause a ...

Think you might have been exposed to poison ivy? Here's how to identify it, as well as how to treat it, according to health ...

While those shiny green leaves lining the base of a tree might look harmless, poison ivy isn't anything to mess around with, especially when the results of touching it are an itchy red rash that lasts ...

Poison ivy contains urushiol, a sticky, oil-like substance that causes an allergic reaction when it touches skin. For those ...