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.
Top 10 facts about the world. Welts are bumps in the skin that are caused by a fluid buildup directly below the surface of the skin. A number of things can lead to the development of a welt, ranging from trauma to the skin to an allergic reaction.
A. Stress is one of the known triggers of hives, an outbreak of raised, red spots (or welts) on the skin that often itch. Hives are usually indicative of an allergic reaction, but they can also occur as a result of sun or cold exposure, infections, excessive perspiration, and emotional stress.