Fung's previous book The Obesity Code has sold more than 100,000 copies in print, and 50,000 ebooks. There are multiple facebook pages dedicated to his work (including a group dedicated to the Obesity Code diet with 24k members, and Fung Shweigh, a fan page, with 9000 members). Fung has appeared on Fox News and has been interviewed, or had his work mentioned, in Forbes, The Atlantic, Reader's Digest and The New York Post. Foreword by Nina Teicholz is an investigative journalist and author of the New York Times bestseller The Big Fat Surprise. More than 29 million people in the United States have diabetes, and 86 million adults - more than one in three U. S. adults - have prediabetes. Diabetes is the 7th leading cause of death in the United States Millions of American's can't afford the health costs for diabetes prescription medications