Read the whole thing. It's a fascinating take on how one myth can cascade into conventional wisdom. This seems to be exactly what's happened with fears of secondhand smoke.
In 1988, the surgeon general, C. Everett Koop, proclaimed ice cream to a be public-health menace right up there with cigarettes. Alluding to his office’s famous 1964 report on the perils of smoking, Dr. Koop announced that the American diet was a problem of “comparable” magnitude, chiefly because of the high-fat foods that were causing coronary heart disease and other deadly ailments.
He introduced his report with these words: “The depth of the science base underlying its findings is even more impressive than that for tobacco and health in 1964.”
That was a ludicrous statement, as Gary Taubes demonstrates in his new book meticulously debunking diet myths, “Good Calories, Bad Calories” (Knopf, 2007). The notion that fatty foods shorten your life began as a hypothesis based on dubious assumptions and data; when scientists tried to confirm it they failed repeatedly. The evidence against Häagen-Dazs was nothing like the evidence against Marlboros.
Wednesday, October 10, 2007
Dr. Frieden, Call Your Office
New York City may have already sicced its food cops on anyone using trans-fats, but according to a new report, that may have been premature. John Tierney reports in yesterday's New York Times: