Exposure to poison ivy can result in a severe rash. While the rash may subside without treatment, home remedies, such as cold compresses or calamine, can help treat the rash and manage other symptoms.

Poison hemlock (Conium maculatum) is a weedy plant that can typically be found in or near bike paths, ditches, farms, fields, rivers, and railroads. It’s part of the Apiaceae family, which includes ...

Shingles and poison ivy can both cause itchy, blistering rashes. Shingles often also causes burning, nerve pain, fever, chills, headaches, fatigue, or weakness. Shingles is a varicella-zoster virus ...

Poison ivy, poison oak, and poison sumac all contain urushiol, a toxic oil that triggers an allergic rash in most people 12 to 72 hours after contact. Urushiol can spread from contaminated clothing, ...