Chapter

Fuel Sources

From Human Nutrition by Human Nutrition

Concepts

1. Metabolism

   "The human body uses carbohydrate, fat and protein in food and from body stores as energy. These essential nutrients are needed regardless of the intensity of activity you are doing. However, in order

2. Exercise Duration

   "The respiratory system plays a vital role in the uptake and delivery of oxygen to muscle cells throughout the body. Oxygen is inhaled by the lungs and transferred from the lungs to the blood, where t

3. Fuel

   "The fuel sources for anaerobic and aerobic metabolism will change depending on the amount of nutrients available and the type of metabolism. Glucose may come from blood glucose, which is from dietary

4. Endurance Fatigue

   "The fat-burning zone is a low-intensity aerobic activity that keeps your heart rate between 60 and 69% of your maximum heart rate. The cardio zone, on the other hand, is a high-intensity aerobic acti