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Tens of thousands of grocery store items play up the fact that they are “reduced-fat”, reflecting both the US government’s advice about eating less fat, and our concerns about becoming overweight or obese. Our food-shopping habits have changed over the past fifty years, as warnings were posted by the American Heart Association, the US department of Agriculture’s Food Guides, and other agencies that became alarmed at the risk posed by fats, particularly of the ‘saturated” type, for heart disease and other medical problems.Read the rest “The big fat myth”

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(Microscopic image of C. elegans with Nomarski DIC optics: by permission, Prof. Sander van den Heuvel, Developmental Biology, Universiteit Utrecht. About 200x lifesize.)

How long can we expect to live in the future? The longest recorded human life is that of a French woman, Jeanne Calment, who died aged 122 and a half, in 1997. The eighth oldest, and currently oldest living person, is an Italian woman named Emma Morano, who will be 117 on November 29, 2016.… Read the rest “Life Expectancy II: It’s in the Genes”