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.
There are a lot of things that can cause these itchy, swollen welts -- an allergy, infection, sun, exercise, stress, or an illness. The bumps vary in size and can merge to form larger ones. Hives often fade within a day, but new ones can appear as the old ones go away. A bout may last days or weeks. If you know what triggers your hives, avoid it.