1. High School Track and Field
You need a lot of energy to run, which is exactly what food gives you. ... You are only at about 50% intensity level because you don't need as much energy and oxygen to run. ... When you are running like this you will be at 100% energy because you are sprinting and your muscles don't have enough oxygen to create the energy your body needs. ... It means that cells don't require oxygen, but it is a fast and inefficient way to produce energy. ... Foods ranging from fish to nuts are required for their proteins and energy sources....
- Word Count: 728
- Approx Pages: 3
- Has Bibliography
- Grade Level: High School