Pilot Study on the Validity of the Metacognitive Hub Model of Craving in Bulimia Nervosa (BN) and Binge Eating Disorders (BED)

This study is exploring an important topic: the strong urges to eat, often called `cravings`, that people with bulimia nervosa and binge eating disorder experience. You might know that cravings are a big part of understanding addictions, and increasingly, experts are thinking that eating disorders like bulimia nervosa and binge eating disorder can share some similarities with addictive behaviours. This research wants to understand these cravings better and how they work in the brain.

The study uses a concept called the `metacognitive hub model`. This sounds complicated, but it's really about how different parts of our mind work together when we have a craving. It suggests that our immediate gut reactions, our automatic responses, and even our awareness of what's happening inside our bodies (like hunger signals) all play a part. Importantly, it also looks at `metacognition`, which is our ability to think about our own thoughts and feelings. The study will try to see if how well someone can understand their own thinking affects how they experience cravings.

The main goal is to see how showing food pictures affects these different parts of the mind in women with bulimia nervosa and binge eating disorder. The researchers want to compare this between the two conditions. By understanding these links, the study hopes to create a clearer picture of cravings in these eating disorders. This could ultimately help in developing new and more effective ways to support people in managing their cravings and their eating disorder symptoms.