Is poison ivy cotagious

Answer 1

yes it is poisonous http://en.wikipedia.org/wiki/Poison_ivy#Effects_on_the_body The reaction caused by poison-ivy, urushiol-induced contact dermatitis, is an allergic reaction. Around 15%[4] to 30%[5] of people have no allergic response, but most if not all will become sensitized over time with repeated or more concentrated exposure to urushiol. Note that reactions that worsen over time may progress to anaphylaxis and can therefore be dangerous, even life-threatening. For those who are affected by urushiol, it causes a very irritating rash. In extreme cases, corticosteroids can be needed to treat rashes and severe itching. The first symptom of contact is a severe itching of the skin that develops into reddish colored inflammation or non-colored bump The reaction caused by poison-ivy, urushiol-induced contact dermatitis, is an allergic reaction. Around 15%[4] to 30%[5] of people have no allergic response, but most if not all will become sensitized over time with repeated or more concentrated exposure to urushiol. Note that reactions that worsen over time may progress to anaphylaxis and can therefore be dangerous, even life-threatening. For those who are affected by urushiol, it causes a very irritating rash. In extreme cases, corticosteroids can be needed to treat rashes and severe itching. The first symptom of contact is a severe itching of the skin that develops into reddish colored inflammation or non-colored bumps, and then blistering of the skin occurs. In severe cases, clear fluids ooze from open blistered sores. Once the urushiol poison has had contact with the skin, it is quickly bound to the skins, and then blistering of the skin occurs. In severe cases, clear fluids ooze from open blistered sores. Once the urushiol poison has had contact with the skin, it is quickly bound to the skin