FROM CNN's Jack Cafferty: For those Americans who are lucky enough to have a job, stress is their biggest complaint about their work. [cnn-photo-caption image=http://i2.cdn.turner.com/cnn/2010/images/09/02/art.coworkers.jpg caption=""] A new Gallup poll shows that a majority of U.S. workers are completely satisfied with many parts of their job – including their relations with coworkers, the flexibility of … Continue reading What's the biggest complaint about your job?