Leaves of three, let it be. That’s the common expression to avoid run-ins with poison ivy and poison oak — common toxic-to-the-touch plants found in North Carolina’s Triangle area and beyond. Virginia ...

Poison ivy, oak, and sumac contain an oil called urushiol that causes an allergic skin rash. These plants can be identified by their leaf structure, though some non-toxic plants look similar. To avoid ...

You've been waiting all year for autumn's brilliant colors to arrive and you're out on a walk just itching to pick up a beautiful red leaf. But how do you know it won't leave you scratching? Poison ...