A review of 50 years of data by the American Psychological Association seems to reveal that certain people may be at risk of yo-yo dieting/weight cycling. The specific personality traits that seemed to be associated with this type of weight and diet challenge were high neuroticism and low conscientiousness. In fact, impulsivity seemed to be the singular and strongest predictor of who would be overweight. A review of individuals found that if they scored in the top 10% of impulsivity - they...
