These are all topics in the article, which doesn't deny energy in = out at all. It specifically points out that it's clear that this is how the medical interve

These are all topics in the article, which doesn't deny energy in = out at all. It specifically points out that it's clear that this is how the medical interventions discussed in the article work: reducing calories by altering eating behavior. Also the article: it isn't taboo to say "just eat less", just that it is as ineffective as telling people with compulsive alcoholic behaviors to "just drink less".