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  • 1. Explanation of successful dieting Ao1:Psychological factors: Ao2 Ao2:Psychological factors: Research suggests that it is not only what dieters do, but also what they believe that is the key to a successful diet. For dieting to be successful, a person needs to: 1. Hold a model of obesity that focuses on behaviour as central to their weight problem: 2. Avoid a state of denial: 3. Create a situation where food is no longer regarded as rewarding: 4. Establish a new identity as a thin person: Rodin et al (1997) carried out a study to assess the baseline psychological predictors of successful weight loss and found that… This suggests that… Ogden (2000) investigated the difference between weight-loss regainers and weight loss maintainers and found that… This suggests that…
  • 2. Ao1: Attention Ao2: Attention Redden (2008) According to Redden (2008), the secret of a successful diet is… Redden claims that people usually like experiences less as they repeat them. When it comes to dieting, this makes it hard to stick to a strict, repetitive regime. To avoid boredom and ensure that the diet is successful, Redden (2008) suggests… Research support comes from Redden (2008) Redden carried out an experiment which aimed to investigate the theory of attention being the key to a successful diet. To test this theory, Redden gave 135 people 22 jelly beans (one at a time). As each bean was dispensed, information about it was flashed onto a computer screen. One group saw general information. (E.g. ). The other group saw specific flavour details.(E.g. ). Redden found… This suggests that…
  • 3. Explanation of unsuccessful dieting Ao1: Restraint Theory Ao2: Restraint Theory Herman and Mack (1975) Restrained eating has become synonymous with dieting. Research suggests that as many as …....% of the female population in the UK consciously restrain their food intake at some point in their lives (Klesges et al, 1987). The restraint theory (Herman and Mack, 1975) attempted to explain both the causes and consequences associated with cognitive restriction of food intake. The restrained eating theory suggests that… Wardle and Beales (1988)investigated whether dieting results in overeating. To do this, they… They found… This suggest… Implications for obesity treatment:
  • 4. Ao1: Boundary Model Ao2: Boundary Model Other factors that influence the success/ failure of dieting: Herman and Mack (1975) In an attempt to explain why dieting might lead to overeating, Herman and Polivy (1984) developed the boundary model. According to this model… Dieters tend to have a large range between hunger and satiety levels as… In addition, restrained eaters have a self-imposed desired intake; once they have gone over this boundary they continue to eat until they reach satiety, i.e…

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