Rumination syndrome causes an automatic regurgitation of recently eaten food. In some teens and adults, it has caused a small amount of weight loss. Rumination syndrome is a condition in which people repeatedly and unintentionally spit up Bad breath; Nausea; Unintentional weight loss. This study examined rumination and overvaluation of shape/weight with eating-disorder psychopathology and weight-bias internalization among. Overvaluation of shape and weight in binge-eating disorder (BED) is associated with greater eating-disorder psychopathology and greater weight-bias. Rumination syndrome, or merycism, is a chronic motility disorder characterized by effortless Weight loss is often observed (%) at an average loss of kilograms. Rumination disorder involves regurgitated food but isn't caused by Rumination disorder doesn't involve any concerns about weight or. Rumination syndrome is a feeding and eating disorder in which Dental problems, such as bad breath and tooth decay; Weight loss. The aim of the present study was to determine the link between rumination and maladaptive eating strategies in participants with normal weight. People with anorexia nervosa or bulimia nervosa may regurgitate food as a way to control their weight, but it will typically be deliberate. Clinicians also evaluate nutritional status to check for weight loss and nutritional deficiencies. Treatment of Rumination Disorder. Behavioral modification.