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 ...

Enjoying the outdoors carries the danger of running into nature’s less-friendly side: toxic plants and animals. As toxicologists at the University of Virginia’s Blue Ridge Poison Center, we see many ...

Enjoying the outdoors carries the danger of running into nature’s less-friendly side: toxic plants and animals. As toxicologists at the University of Virginia’s Blue Ridge Poison Center, we see many ...