On Oprah, we learned about Carol, a 60-year-old woman who turned to brain surgery to lose weight, believing it would work body-slimming magic. Doctors implanted two small pacemakers in her brain to suppress her appetite. This was her third weight-loss surgery. At 5' 2" and 287 pounds, Carol has lost all cravings and 11.5 pounds. Do you think it was worth it?