Though the legal wrangling in the Terri Schiavo case has been loud and contentious, the brain-damaged woman's physical response to having her feeding tube removed is likely to be very serene. "The process of starving to death seems very barbaric but in actuality is very peaceful," said Dr. Fred Mirarchi, assistant clinical professor of emergency medicine at Drexel University College of Medicine in Philadelphia. "The patient's experience is really pretty benign," said Dr. Joanne Lynn, a hospice physician associated with Americans for Better Care of the Dying, a group working for improved end-of-life care. "Overwhelmingly, what will happen is nothing."...