David Katz Healthcare Expert

David L. Katz, MD, MPH, FACPM, FACP, FACLM, is the Founding Director (1998) of Yale University’s Yale-Griffin Prevention Research Center, and former President of the American College of Lifestyle Medicine. He has published roughly 200 scientific articles and textbook chapters, and 15 books to date, including multiple editions of leading textbooks in both preventive medicine, and nutrition. He has made important contributions in the areas of lifestyle interventions for health promotion; nutrient profiling; behavior modification; holistic care; and evidence-based medicine. David earned his BA degree from Dartmouth College (1984); his MD from the Albert Einstein College of Medicine (1988); and his MPH from the Yale University School of Public Health (1993). He completed sequential residency training in Internal Medicine, and Preventive Medicine/Public Health. He is a two-time diplomate of the American Board of Internal Medicine, and a board-certified specialist in Preventive Medicine/Public Health. He has received two Honorary Doctorates.


Flu, Fools, Fanatics, and You

Ordinarily this time of year I say you should get your flu vaccine, and let you know I’ve just gotten mine. Due to an intense flurry of recent travel, I am obligated to say I am about to get mine- but the rest of the narrative is quite perennial.


The Fountain of Youth, Where No One Drinks

Two years ago, I was greatly privileged to deliver a keynote address at the American Academy of Anti-Aging Medicine (A4M) World Congress in Hollywood, Florida. Conferences are a big draw to health professionals and scientists interested in exploring the latest advances in anti-aging, from basic science to clinical application.


How Expertise Dies: of Character, Credentials, and Crap

Perhaps no topic better illustrates the enormous gap between knowledge and ignorance, and its profound importance to the ambient understanding of all humanity vital to advancement at the most basic level, than evolution. The story of evolution by natural selection is, effectively, written, in vivid detail, in the language of molecular genetics. If you can read this language, the tale it tells is clear, decisive, and irrefutable; the facts presented about as prone to denial as sunrise.


If We Market Food Like There's No Tomorrow, Will There Be?

One of the regional supermarket chains in my part of the world, in fact the very one my family shops most often, routinely markets pizza in their TV commercials. The very point of TV commercials for a retail supermarket is to get people into the store, and this strategy must work for them, or the commercials would stop running. TV time is expensive, and businesses that spend their cash on things that don’t earn back more than they cost don’t tend to last very long.


Dietary Truth For People and Planet Alike

Excerpted below is the two-page conclusion from The Truth about Food. For the remaining ~750 pages and answers to every question you may have about coffee and calories; lentils and lollipops; protein and probiotics; soy, and sugar, and salt, and saturated fat and supplements...click here.

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