Ever since the introduction of the Food Pyramid in the early '90s, the average American has gotten fatter and sicker. Has this government-approved nutritional guideline — the basis of the modern “healthy diet” — led us astray? If so, how did this happen, and what can we learn from it? Cardiologist Dr. Bret Scher offers some food for thought on this very weighty issue.

Learn more about your ad choices. Visit megaphone.fm/adchoices