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But what if we’ve confused cause and effect? What if it’s not overeating that causes us to get fat, but the process of getting fatter that causes us to overeat? Science may slowly be coming to an understanding of the complex feedback loops which control our metabolism.

Food is an essential part of health and wellbeing. But mismanaged, unregulated, recklessly advertised, poorly produced and over consumed, food can have dire public health consequences.

The Paleo Diet is a new food trend. There is little doubt that many modern humans eat too much sugar and processed foods. However, recent studies show that identifying a particular “paleo” diet is impossible. Researchers are just beginning to understand what ancient humans ate, and these recent studies show that grasses and grains have been part of the human diet for millions of years.

A study, published last week in The New England Journal of Medicine, is now shaking up the field of cardiovascular medicine , infusing it with optimism This is a watershed moment in the field of nutrition, medical experts say. For the first time, researchers have shown that a diet can have an effect as powerful as drugs in preventing what really matters to patients — heart attacks, and strokes and deaths from cardiovascular disease.