Poison ivy, poison oak, and poison sumac all have sap containing an oil known as urushiol. Most, but not all, people are allergic to urushiol which is what causes the notable red and itchy rash.

According to the American Academy of Dermatology Association, you should do the following: Immediately wash the part of your skin that touched the plant with one of the following: Rubbing alcohol, ...

Poison ivy, poison oak, and poison sumac are three plants notorious for causing itchy, uncomfortable rashes that can turn a ...

That familiar phrase, "leaves of three, let it be," is a homeowner's warning, often whispered with a shiver. Poison ivy ( Toxicodendron radicans) is a pervasive, irritating plant that can turn a dream ...