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.


Vitamin D Supplementation: of Scandal, Sunlight, and Skin in The Game

The New York Times recently ran a story indicating that a prominent physician scientist particularly associated with advocacy for vitamin D supplementation may have important conflicts of interest. The case is made that this doctor, an endocrinologist at Boston University, has personally contributed enormously to sales of vitamin D, testing for vitamin D, and even the use of tanning salons through his influence on peers and the public. He has in turn been at the receiving end of very considerable compensation from companies that make and sell supplements, perform tests, or offer tanning beds.


Is Any Alcohol Dangerous to Your Health?

In a word: yes. In two words: of course. But crossing a street is dangerous to your health. Driving a car or riding a bike is dangerous to your health. So that’s not really very helpful information.


Nutrition and the Art of Disparaging Science: Of Smoke and Fire

It is back to school season, so let’s start this with a pop quiz:


Parsing the Pros and Cons of Breast Cancer Screening

You might think that screening for breast cancer by mammography is a slam-dunk. It was not the last time I wrote about it; and it is not now. 


Politics, Propaganda, and Perspective: How Preventive Medicine Pertains

In any political campaign season, fidelity to facts is often sacrificed for the persuasiveness of propaganda. In this campaign season of roiling discontent, that is only all the more so. In particular, the identification of every act of terrorism or violence as a systemic failure of the current power structure is as specious as it is seductive. Preventive Medicine can lend some very relevant perspective.

Cookies user prefences
We use cookies to ensure you to get the best experience on our website. If you decline the use of cookies, this website may not function as expected.
Accept all
Decline all
Read more
Tools used to analyze the data to measure the effectiveness of a website and to understand how it works.
Google Analytics