
…tical to public health and the international economic competitiveness of the U.S. in years to come. The default mode — relying on the pharmaceutical industry to devise ever more powerful drugs to treat diseases caused by diet — doesn’t make sense. It’s an ounce of prevention for a pound of cure.
We know humans aren’t programmed to gain more weight generation after generation. Something has changed in our environment, driving even highly disciplined people to gain weight. We have to understand what that’s about. One likely culprit is all the processed carbohydrates that crept into our diet during the low-fat diet years. But that’s not the whole story, and many other factors are undoubtedly contributing. We’ll need long-term, adequately powered studies to sort this out once and for all.