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.
Here are five causes for bruising on your body. Here are some of them: #1 Ageing: Constant bruising at the back of the hands and arms is common in older adults. These bruises, known as actinic purpura, may start with red flat blotches, then turn purple, deepen and gradually fade away.