Sumac is a tangy, versatile spice with deep roots in global cuisine. Learn how to use it, where to find it, and why it might ...

Poison oak, much like poison ivy, also has three leaves. The difference between the two is that poison oak has fuzzy green ...

Much better is prevention. If you think you have been exposed, wash your entire body with mild soap; water alone will not remove the oil, which penetrates the skin. Use a soapy brush under the nails.

Identifying and avoiding poison ivy — and its cousins, poison oak and poison sumac — is ideal ... if you know what to look for. There are no laboratory studies — like a blood test ...