Dr. David Friedman is a leading authority in functional medicine and the USA Today bestselling author of Food Sanity. As a doctor of naturopathy, clinical nutritionist, and chiropractic neurologist, Dr. Friedman also holds a post-doctorate certification from Harvard Medical School and is board-certified in both integrative medicine and alternative medical practice. A former teacher of neuroanatomy, he authored the college textbook Understanding the Nervous System.

Dr. Friedman’s expertise has made him a sought-after keynote speaker and contributor to premier publications, including U.S. News & World Report, Newsweek, Reader’s Digest, Better Nutrition, AARP Magazine, and Woman’s World. His audiobook, America’s Unbalanced Diet, sold over a million copies and raised crucial awareness about health and nutrition. His client roster includes A-list celebrities who travel across the country to see him because they trust no one else. As the health expert for Lifetime’s syndicated morning show, Dr. Friedman delivered cutting-edge investigative health reports to millions of viewers. He currently hosts the award-winning show To Your Good Health Radio, which combines health talk, cutting-edge entertainment, and practical wellness solutions to help people achieve optimal health in a culture that works against it