article_snippet.sent: As this effect was only measured at one point in time, the effects of prolonged exposure are not known, but when more images were used there was a tendency for the effect to be smaller.
article_snippet.sent: More importantly, the research showed correlation, not causation –
article_snippet.sent: Meanwhile, several psychological and biological factors are implicated.
article_snippet.sent: Recent research suggests there is a lower reward response to food in the brain, even after recovery.
article_snippet.sent: Some of these factors seem to be influenced by genetic inheritance.
article_snippet.sent: Stressful experiences may then influence whether these existing factors then lead to developing the disorder.
article_snippet.sent: More than one risk factor will be necessary.
article_snippet.sent: It can cause obsessiveness and social withdrawal even in psychologically healthy people.
article_snippet.sent: Claiming that these laws address one of the most treatment-resistant mental illnesses is far too optimistic.
article_snippet.sent: This article was co-written by Lexie Thorpe, an MSc in Developmental Cognitive Neuroscience at Durham University .