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.
Older people may be more prone to easy bruising. As people age, the skin thins and people lose some of the protective layer of fat below the skin surface. So a minor bump is more likely to cause blood vessels to break, leading to bruising. Also, the small blood vessels themselves become less elastic and more fragile, leading to easier bruising.