The Cause of Obesity: The Data

The National Health and Nutrition Examination Survey, NHANES for short, is large-scale survey performed by the CDC every few years. I’ve written about studies that have used the data many times. I like the survey because they use a dietary recall from the previous 24 hours instead of a food frequency questionnaire; there’s still potential for errors, but most people can remember what they ate yesterday. It’s also open-access data, meaning that if you have the credentials, you can use the data to answer questions. A couple of Cornell researchers did have a question: did . . .

We're sorry, but this content is available to Members and Insiders only.

If you're already a DrChet.com Member or Insider, click on the Membership Login link on the top menu. Members may upgrade to Insider by going to the Store and clicking Membership; your membership fee will be prorated automatically.