As head of Americaâs largest oil company, Mr. Tillerson has earned a friendship award from Russia and voiced skepticism about American sanctions that have halted some of Exxon Mobilâs biggest projects in the country.
Hives, or urticaria, can create intense itching along with bumpy welts. Allergies to food, pollen, or drugs can cause hives to erupt anywhere on the body. Among the most common of skin welts in humans, these conditions usually disappear within 12 hours. Ad.
Itching, swelling, and red and white welts are all signs you may have hives â or chronic idiopathic hives, if the welts appear consistently for six weeks or more and have no known cause. While any skin rash might seem to you to be an allergic reaction or hives, the reality is there are numerous skin disorders that can be mistaken for chronic hives.