Why is the food pyramid a poor representation of a healthy diet?

After 1992 more and more research showed that the USDA pyramid was grossly flawed. By promoting the consumption of all complex carbohydrates and eschewing all fats and oils, the pyramid provided misleading guidance. In short, not all fats are bad for you, and by no means are all complex carbohydrates good for you.

I’m going to guess these are the choices: a) recreational skiing developed in the mid-19th century b) it was originally invented as a way of getting from place to place in snowy regions c) downhill skiing is currently the only common form of the sport d) it mostly evolved from snowshoeing- if that’s the cases then the answer would be c) downhill skiing is currently the only common form of the sport

60 minutes or more of a combinationof aerobic and muscle-strengtheningexercises physical activity recommendation.adults