Stinging nettle rash presents as raised bumps or hives that are often light in color and up to a centimeter in diameter. The skin surrounding the hives may be red.

Skin redness is often harmless, but can sometimes be a symptom of another condition. Possible causes of red skin include burns, infections, and allergic reactions. Learn more here.

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The extra skin cells form itchy, scaly, red patches. In addition to red, patchy skin, you may have joint pain or pitted or thickened nails. In skin of color, the rashes appear more dark brown or ...

A wasp sting is painful. ... A mild reaction usually causes a pink or red, swollen patch of skin where the sting happened. You may feel itching or pain, which usually goes away within a few hours.

Fire ants are a type of red ant. Bites from a fire ant typically cause instant, intense pain. The pain quickly gives way to itching and skin irritation that lasts from a few hours to a few days.