Health Investigator


Do you have a question or topic for Liz to investigate? Tell us!

Liz Vaccariello
Author of Flat Belly Diet!, 400 Calorie Fix
and former Editor-in-Chief, Prevention Magazine

Liz Vaccariello is a nationally respected health, nutrition and weight loss expert. A highly sought-after television personality, she is the 5-time New York Times bestselling author of the Flat Belly Diet! franchise, author of 400 Calorie Fix, until she stepped down in May 2010, was editor-in-chief of Prevention magazine.

Liz's approach to health and happiness is singular — give people easy, proven solutions that work in the reality of their lives. Her approachable style, high energy and unique vision were a point of inspiration for the 11 million readers of Prevention when she joined the brand in 2006.

In 2009, she began appearing in the 5th chair during the second season of Emmy-Award winning CBS show The Doctors. In the third season of the show, her role has expanded to Health Investigator. She is digging through research, questioning the experts and gathering data on important health issues. She has also appeared on The View, Regis & Kelly, Dr. Phil, Extra and two seasons of The Biggest Loser.

In addition to the wildly successful books she's authored — including the 1-million-sold Flat Belly Diet, Flat Belly Diet! Cookbook, Flat Belly Diet! for Men; Flat Belly Diet! Family Cookbook, and Flat Belly Diet! Pocket Guide — she also conceived and directed the execution of Two Week Total Body Turnaround, The Diabetes DTOUR Diet and Walk off the Weight. She went on to write the 2010 follow-up to Flat Belly Diet!, 400 Calorie Fix, which had the highest number of pre-orders for a book in Rodale history. It will be released to the trade in January 2011.

As SVP/Editor-in-Chief of Prevention, she directed all aspects of the 60-year-old health brand, including its flagship magazine, one of the largest circulation magazines in the United States. She also oversaw and led the creative development of all books, apps, DVDs, and 16 international editions. Before Prevention, she was executive editor of Fitness magazine, which she joined in 1999 as articles/deputy editor. Prior to Fitness, Liz served as Editor-in-Chief of Cleveland Magazine. She earned a B.A. in Communications from the University of Michigan.

Today, she lives in South Orange, New Jersey. She and her husband, Steve, a professional photographer, have 5-year-old identical twin daughters, Sophia and Olivia.