Balanced, sensible nutrition: eat food, not too much, mostly plants, a healthy diet ala Michael Pollan, modern physical activity on a daily basis, modest weight loss - translated into a 58% reduction in the occurrence of diabetes. A clear indication of the power of lifestyle over health. The challenge now is the development of the community-based programs that will translate what we learned in the diabetes prevention program and put it to work in every town in America.
David KatzWe don't control everything. There are genetic influences. There are environmental exposures we don't control. I cannot guarantee anyone I counsel that by following what I hope is the good advice I offer them, they will live long and prosper. That's what I'm hoping for but I can't guarantee that. What I can tell them is this: "Look, I can help you firmly grip the wheel, and you can steer the ship. You're never going to control the winds and you're never going to control the seas. But if you sail well you can get through just about anything."
David KatzWe have literature indicating that overwhelmingly, health is influenced by a very short list of modifiable behaviors topped by three: tobacco use, physical activity and dietary pattern. You could modify those three things; you can change people's fate. I wanted to change those. Smoking cessation, important but relatively simple - a lot of people are working on that. Physical activity: important to me, important to health but also relatively simple. I like nutrition. It's complicated; you really need to learn a lot of stuff to be an expert there.
David KatzWe are creatures. We have a link with a native habitat just like every other species. Throughout most of human history, physical activity was unavoidable, calories were scarce and hard to get. In the modern era, calories are unavoidable, physical activity is scare and hard to get. The traits that allowed our ancestors to survive, and let's face it, the survival of our ancestors is the reason that we're here because the people who don't survive and make very crummy ancestors, are our traits. But they're very much at odds with the modern environment.
David KatzBalanced, sensible nutrition: eat food, not too much, mostly plants, a healthy diet ala Michael Pollan, modern physical activity on a daily basis, modest weight loss - translated into a 58% reduction in the occurrence of diabetes. A clear indication of the power of lifestyle over health. The challenge now is the development of the community-based programs that will translate what we learned in the diabetes prevention program and put it to work in every town in America.
David KatzWhat we need to do now is recognize that it is the sum total of human ingenuity that is responsible for the epidemics of chronic disease. Throughout most of human history, calories were scarce and hard to get, and physical activity unavoidable. Calories are now abundant, and physical activity is hard to get. We took an unstable, uncertain food supply and fixed it. What now passes as exercise and requires specialized footwear used to be called "survival." You had to do it. Now you never have to do it. We solved it too well. Now we don't need our muscles for anything.
David KatzI naturally gravitate toward the big picture which isn't necessarily advantageous when you go on to a career in research because successful researchers usually choose a pretty narrow channel. So having tunnel vision actually helps you stay where you are supposed to stay. The big picture in medical care was looking at the underlying causes of all of this pathology. I really wanted to do something about that and play a meaningful role in changing the trajectory of people's lives and their health and by changing their health, changing the quality of their lives.
David Katz