Set-point theory provides an explanation for why the restricting type of anorexia frequently becomes the binge-eating/purging type.

Question

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Set-point theory suggests that the body has a natural weight range that it tries to maintain. When someone with anorexia restricts their food intake, their body goes into starvation mode and lowers its set point. This means that the person needs to eat less and less food to maintain their weight. Over time, this can lead to the development of binge-eating/purging behaviors as the person tries to compensate for the extreme restriction.

Set-Point Theory Provides an Explanation for Why the Restricting Type