In a typical energy pyramid, it takes 10 pounds of food to yield 1 pound of biomass at the next trophic level.

• Assume you weigh 150 pounds (68 kg).

• Assume you eat 1 pound of food per day.

• You eat about 350 pounds of food per year.

• In 25 years, you will eat 8,750 pounds of food, or more than 50 times your body weight

• In 50 years, you will eat 17,500 pounds of food, or more than 100 times your body weight.