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 ...

Q: We have several acres covered with poison ivy. Unfortunately, the ivy keeps spreading. Store-bought remedies as well as homemade mixtures have not worked. Do you have any suggestions? A: You need ...

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 experts.