Medically reviewed by Keri Peterson, MD Key Takeaways Poison ivy, poison oak, and poison sumac have oils that cause itchy ...

You might expect a plant that stings skin on contact to contribute little to your health. But stinging nettle, a North American weed that grows wild but is relatively easy to cultivate, can be ...

Nobody likes getting stung by a bee, wasp or hornet, but for many of us, the risk is far greater than just temporary swelling, inflammation and pain. “Most of the time, the swelling is going to be ...