Is Hot Water Beneficial for Poison Ivy?
Hot water stimulates the nerves on your skin similar to scratching. The intensity acts as a stressor on the skin. Hot water can ease itching for hours by stimulating the nerves. When exposed to poison ivy use cold water with either dish soap or rubbing alcohol. These break down and neutralize the urushiol while cold water keeps pores closed.
Why Does Hot Water Feel Good on a Rash?
Hot water stimulates the nerves on your skin similar to scratching. The intensity provided by the heat acts as a kind of stressor on the skin. Cool the affected area with cool compresses. If severe, a physician may prescribe a topical or oral corticosteroid to reduce inflammation. Additionally, avoid scratching the rash as it can lead to infections.
Best Practices for Poison Ivy Exposure
It is never recommended to take a hot shower immediately after exposure to poison ivy or oak. Showering with cool or lukewarm water for the first shower is best. The best practice for washing skin after poison ivy exposure is to use cold water paired with either dish soap or rubbing alcohol. Early treatment with over-the-counter anti-itch creams, cool compresses, and calamine lotion can help reduce the spread of poison ivy and stop its symptoms within a few days.