Colbert ended his show late last year for a move to David Lettermanâs job at CBS. Other correspondents whose roles on the show shot them to stardom include actor Steve Carell and comedian John Oliver, who just started the second season of his HBO show Last Week Tonight.
3. Blood Disorders. Blood disorders such as hemophilia and leukemia can cause unexplained bruising, often because your blood fails to clot properly. If you have severe and frequent unexplained bruising, it's a good idea to see a physician to rule out such disorders, especially if it seemed to come on suddenly.
After an initial increase, causing the bleeding to spread, the pressure falls quickly. Typically, bruising and swelling, caused by a collection of blood, appear distally to the damaged area 24â48 hours after the injury, due to gravity. Because there is no sustained increase in pressure, the swelling is temporary and muscle function returns rapidly.