Poison ivy is a type of allergenic plant in the genus Toxicodendron native to Asia and North America. Formerly considered a single species, Toxicodendron radicans, poison ivies are now generally treated as a complex of three separate species: T. …

May 7, 2020 · Poison ivy looks differently during each phase of its growth cycle, and the oily sap on the plant's leaves, called urushiol, can cause an allergic reaction and rash during each season.

May 15, 2024 · Signs and symptoms of a poison ivy rash include: Redness; Itching; Swelling; Blisters; Difficulty breathing, if you've inhaled the smoke from burning poison ivy; Poison ivy rash often appears in a straight line because of the way the plant brushes against your skin.

Mar 12, 2024 · Poison ivy can be found in nearly every state, so there’s a good chance you will eventually cross paths with it. See pictures and learn about remedies.

Apr 19, 2024 · Poison ivy is a poisonous plant that can cause a skin rash in people who come into contact with its leaves, stems, or roots. The medical name for this rash is contact dermatitis or Rhus...

Mar 21, 2024 · Poison ivy, poison oak, and poison sumac are among the most common causes of contact dermatitis in the U.S. See pictures of what a poison ivy rash looks like and find out how to treat it.

Poison ivy rashes cause mild (but annoying) symptoms that go away within a week or two. Rarely, a skin rash can last for longer than a month. Try not to scratch.

Poison ivy is found throughout much of North America as a vine or small shrub. It usually has leaves in groups of 3, leading to the adage, “Leaves of three, let it be.” The poison ivy vine will often produce yellow-green flowers and white or off-white berries in the spring and early fall.

Poison ivy, poison oak, and poison sumac are plants that cause an allergic rash in most people who touch them. The rash is caused by a reaction to an oil in the plants called urushiol. The rash can't be spread from person to person by touching the blisters, or from the fluid inside the blisters.

Sep 6, 2024 · Most cases of poison ivy go away on their own in 1 to 3 weeks. After about a week, the blisters should start to dry up and the rash will begin to fade. Severe cases may last longer, have worse symptoms, and cover more of your body.