Maine Sen. Susan Collins, a 73-year-old Republican who has been in office for three decades and is presently running for re-election, revealed in an interview this week with News Center Maine that she suffers from a nervous system disorder. Collins — shown in two recent polls to be trailing radical Democrat candidate Graham Platner by at least 27 percentage points — indicated, however, that the disorder has not interfered with her job. "What I have is an extremely common condition that is called a benign essential tremor," Collins explained. According to the National Institute of Neurological Disorders and Stroke, an...