What is true about the north american diet?

For the first five weeks of the study the men are a standard north’s medical diet which is high in fats carbohydrates refunded sugar and red meat for send five week they ate a Mediterranean diet which is high in fruits vegetables and while grains low red meat and includes olive oil and moderate amounts of wine

No matter what they say you can’t change who you are so when u tell them whatever they say jus be like i’m who i am and i won’t change