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.
These itchy welts can show up anywhere on your skin. Theyâre caused by an allergic or other type of reaction. Your doctor may call them urticaria. They can last a few minutes or several days before they go away. Sometimes theyâre a sign of more serious problems, especially when you have trouble breathing. Hives that recur or that last more than 6 weeks are considered chronic urticaria and require further evaluation.