A poison ivy rash will last at least a week and likely more if you've never been exposed before. If you come into contact with poison ivy, the rash will typically appear within 12-48 hours.

Poison ivy oil can spread quickly and easily (just like poison oak does). Poison ivy rash can spread from clothes, skin ...

Poison oak rash is an allergic reaction to the leaves ... depending on the time of year. Like poison ivy and poison sumac, poison oak releases an oil called urushiol when it sustains damage.

If you come into contact with poison ivy, wash the area with soap and water as soon as possible. Soaking in an oatmeal bath and applying anti-itch creams can provide relief from an itchy rash.

Rhonda Goodman, PhD, ARNP, FNP-BC, is a Family Nurse Practitioner, The Little Clinic, Deerfield Beach, FL, and a Dermatology Nursing Editorial Board Member. Deborah ...

If you've ever experienced a poison ivy rash in all of its itchy "glory," you know it can ruin a good time, especially if you ...